Radio Meteor Observation in Japan No.248 June 2022 - English : https://www.iprmo.org - Japanese: https://www.amro-net.jp ----------------------------------------------------------------------------- Observer : Kenji Fujito Location : Yokkaichi, Mie, Japan (34.96 N, 136.61 E) Frequency: 53.755 MHz Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : 2el. Comet HB9CV, zenith Receiver: ITEC HRO-RX1a Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 10 16 9 10 10 9 13 9 10 2 1 1 1 0 2 1 3 4 4 0 3 4 2 4 02 | 8 7 10 10 13 16 12 13 8 5 2 3 4 5 3 2 5 4 1 0 1 4 9 6 03 | 5 7 9 10 10 7 9 6 5 6 4 5 4 0 1 0 4 1 0 2 5 4 4 6 04 | 5 6 7 8 13 21 11 7 3 8 1 2 5 3 8 7 2 4 3 2 5 5 7 8 05 | 10 7 8 11 17 16 9 7 4 6 3 2 0 8 11 7 5 4 3 2 3 1 0 5 06 | 8 8 7 9 14 12 11 5 5 6 7 7 9 3 9 6 4 4 1 0 2 2 10 7 07 | 8 10 8 11 11 22 20 4 4 4 0 1 6 5 14 10 2 2 2 2 2 7 7 9 08 | 10 13 6 12 14 13 6 10 3 4 4 4 4 10 2 8 6 1 2 1 5 8 2 10 09 | 15 2 15 19 21 17 13 13 10 7 6 3 4 6 8 6 3 4 4 4 4 6 10 8 10 | 6 14 19 12 14 23 18 4 7 3 4 4 4 9 7 1 5 2 1 1 1 2 6 3 11 | 5 13 6 6 9 9 9 4 10 3 4 2 5 9 3 4 2 1 2 4 2 5 3 5 12 | 5 6 19 18 8 15 11 11 2 3 0 2 1 8 2 2 0 0 0 0 2 3 4 10 13 | 11 8 15 14 19 27 13 8 4 2 2 7 1 6 4 7 1 1 3 0 1 2 5 8 14 | 6 4 7 7 14 12 5 5 6 2 3 9 5 7 6 8 7 1 2 4 2 5 10 8 15 | 13 6 13 8 8 13 14 5 9 4 2 10 9 7 11 10 1 1 2 7 3 3 7 4 16 | 7 11 10 7 13 12 13 9 3 8 4 2 4 5 7 7 4 1 3 0 2 3 6 7 17 | 3 5 7 7 11 9 11 5 1 4 1 5 8 7 6 4 4 2 2 3 1 4 2 3 18 | 7 4 7 10 8 8 11 3 3 2 6 5 5 2 4 2 5 3 2 3 6 1 4 7 19 | 6 9 11 15 23 16 12 6 0 3 2 3 4 3 5 1 5 1 2 1 2 3 7 8 20 | 4 10 8 6 10 15 13 7 3 2 6 3 3 3 3 1 1 5 4 1 5 1 2 3 21 | 9 6 8 6 5 6 8 4 4 2 0 1 3 1 6 3 5 3 4 3 2 4 9 7 22 | 4 12 15 20 13 7 6 2 4 4 3 2 3 11 7 7 1 6 1 0 1 1 3 5 23 | 7 8 6 10 4 7 12 5 4 2 1 1 2 0 3 0 3 2 2 1 1 3 2 8 24 | 4 10 7 5 8 7 9 3 4 1 7 5 1 2 3 1 1 2 0 2 2 4 3 10 25 | 5 14 4 7 9 11 8 7 1 1 1 0 0 2 0 2 2 1 1 2 1 5 1 5 26 | 1 8 6 11 5 7 10 5 3 2 0 3 4 0 2 4 3 0 1 0 3 3 2 5 27 | 2 7 8 6 4 12 6 4 0 3 5 2 1 0 1 2 1 2 2 1 3 1 2 4 28 | 4 6 7 6 3 4 6 9 0 2 3 0 1 2 1 3 0 2 1 0 1 0 3 3 29 | 2 5 3 3 4 12 4 4 1 1 2 2 3 2 1 3 2 0 1 0 2 1 6 5 30 | 5 5 3 11 4 4 8 7 1 1 2 1 0 3 2 2 3 1 2 2 1 2 1 5 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 02 | 1 1 03 | 04 | 1 05 | 1 1 06 | 07 | 08 | 09 | 1 10 | 11 | 1 1 12 | 13 | 1 14 | 15 | 16 | 17 | 1 18 | 19 | 1 1 20 | 1 21 | 1 22 | 23 | 1 24 | 25 | 26 | 1 1 1 27 | 1 28 | 29 | 30 | ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Tuboi Observatory[TSUBOI MASAKI] Location : Asakitaku,Hiroshimashi,JAPAN (34.45 N, 132.50 E) Frequency: 53.755 MHz Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : 1/2 lambda DP. Receiver: R820T2-SDR+TCXO SDRRadio Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 11 | -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- %0 0 1 12 | 0 4 7 5 9 12 7 5 3 0 0 0 0 1 1 2 1 0 0 0 1 %0 %0 1 13 | 1 1 0 1 1 10 13 4 1 2 6 2 2 6 2 1 1 1 %1 0 0 0 0 2 14 | 1 1 4 0 4 3 3 6 3 0 1 0 0 1 2 1 1 0 0 0 0 0 %3 4 15 | 1 2 2 4 9 5 12 8 %0 IF %4 1 0 1 2 2 0 3 0 0 3 3 4 0 16 | 1 3 7 5 10 6 4 6 2 0 2 0 0 0 0 0 3 1 0 0 1 0 1 0 17 | 7 1 1 3 7 5 11 2 4 1 IF 1 1 1 3 0 0 0 0 0 0 1 2 4 18 | 0 3 3 3 6 5 6 1 2 2 1 0 2 0 0 1 2 1 1 1 1 %0 0 1 19 | 3 5 4 4 7 3 3 2 1 2 1 0 0 0 0 0 0 0 2 0 0 0 1 4 20 | 2 0 6 5 8 3 7 1 3 0 0 0 1 2 1 1 0 0 0 0 0 1 2 0 21 | 2 0 3 8 2 1 4 5 0 1 0 0 0 2 0 0 0 0 1 1 0 0 3 0 22 | 2 1 2 4 5 5 6 4 1 0 1 0 1 0 0 1 6 1 0 1 1 3 0 1 23 | 3 7 0 5 3 7 4 1 0 3 1 0 0 1 0 1 1 1 1 3 0 0 1 0 24 | 2 0 1 3 4 10 5 2 2 1 0 1 0 1 0 1 0 1 2 0 3 0 2 5 25 | 6 3 8 3 1 5 4 4 3 0 1 0 0 2 1 0 0 0 0 0 0 0 0 3 26 | 2 4 2 2 4 4 1 2 %4 IF %5 1 1 1 1 2 0 2 0 0 0 0 0 1 27 | 2 1 1 1 7 10 6 3 1 1 3 0 0 0 0 1 0 0 0 0 0 0 1 1 28 | 1 4 1 5 4 3 8 1 3 3 0 0 2 1 0 0 0 0 0 0 0 IF IF 5 29 | 1 5 5 2 8 5 5 3 1 %2 %0 %0 IF IF IF IF IF 0 0 1 %0 IF %1 0 30 | 2 3 2 1 3 8 9 1 2 0 %2 IF IF IF %2 2 0 0 0 1 1 0 1 0 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 11 | 12 | 13 | 14 | 15 | 1 16 | 1 17 | 1 18 | 19 | 20 | 21 | 22 | 1 1 23 | 24 | 25 | 26 | 1 27 | 28 | 29 | 30 | ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Frequency: 92.8 MHz Transmitter Location: FM-broadcast at Kagoshima, Japan Antenna : 5el-Yagi Az90deg Receiver: R820T2-SDR+TCXO SDRRadio Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 23 32 30 62 60 35 35 28 IF IF%13%18 IF IF IF IF IF IF 16 13 7 11 10 24 02 | 31 27 31 28 54 40 50 IF IF IF IF IF IF IF IF IF IF IF %6%10 4 17 14 21 03 | 21 25 43 37 50 59 44%36 IF IF IF IF IF IF IF IF IF%14 13 3 7 6 11 14 04 | 17 22 22 25 68 56 40 IF IF IF IF IF IF IF IF IF IF%20%20 IF IF%23 23 30 05 | 35 59 55 70 77 52 37 29 20 21 26 44 IF IF IF IF IF IF IF IF IF IF IF%41 06 | 41 52 48 68 62 63 66 26%42 IF IF IF IF IF IF IF%20 18 10 16 11 %7 17 25 07 | 34 42 45 53 58 58 59 IF IF IF IF IF IF IF IF IF IF IF 14 5 13 4 11 14 08 | 39 59 60 59 83 56 60%36 IF IF IF IF IF IF IF IF IF IF 13%23%17 12 23 23 09 | 21 31 30 63 65 65 49 IF IF IF IF IF IF IF IF IF IF%18%22 18 16 22 22 46 10 | 47 66 69 79 93 63 51%48 IF IF IF IF IF IF IF%36 36 9%10 13%14 14 25 36 11 | 52 45 61 63 73 76 48 58 IF IF IF IF IF IF IF IF%32 9 IF IF IF%14 16 39 12 | 38 45 61 60 77 81 55 IF IF IF IF IF IF IF IF IF%41 15 10 13 12 13 30 36 13 | 46 62 76 85 98 66 58%50 IF IF IF IF%50 40 41 31 30 17 12 22 17 19 21 40 14 | 39 62 81 78106 87 40 43 38 46 33 IF 74 63 57 52 23 11 12 16 13 23 28 48 15 | 51 59 64 66 75 81 53 48 25 IF IF IF IF IF IF IF 11 20 IF%13 9 IF 27 21 16 | 32 67 57 80 84 48 30 32 IF IF IF IF IF IF IF IF IF IF 11 11 12%20 26 31 17 | 40 43 54 65 82 57 49 IF IF IF IF IF IF IF IF IF IF%19 19 9%44 19 40 38 18 | 44 71 62 62 88 61 60 IF IF IF IF IF IF IF IF IF IF IF IF %5 20 21 23 46 19 | 35 57 77 80 94 70 55 51 IF IF IF IF IF IF IF IF IF 16 17 13 14 20 23 35 20 | 59 74 75 86 73 62 57%52 -- -- -- -- -- -- -- --%17 18 10 19 12 21 27 33 21 | 34 35 75 71 83 59 27 IF IF IF 13 39%44 IF IF 34 34 22 9 11 17 19 26 31 22 | 33 58 64 65 79 39 39 36 30 %4 IF IF IF IF IF IF IF%17 8 9 10 15 30 28 23 | 39 65 56 73 76 54 49%32%61 IF IF IF IF IF IF IF IF IF 9 9 13 21 23 34 24 | 43 62 67 80 83 53 50 57 29 41%16 IF IF IF IF%26 27 25 8%17 16 20 35 40 25 | 36 61 67 55 68 47 56 48 34 IF%28 IF%47%49%49%44 51 21 12 6 14 14 10 18 26 | 40 62 64 79 62 43 62 31 IF IF IF IF IF IF IF IF IF IF IF IF IF 17 26 32 27 | 39 56 65 66 94 69 62 30 27 38 IF IF IF IF IF IF IF 19 17 20 9 8 20 35 28 | 53 56 59 78 85 60 40 32 IF IF IF IF IF IF IF IF IF%16 11 21 15 18 15 32 29 | 28 52 71 78 58 53 40%40 IF IF IF IF IF IF IF IF IF IF%23 23 8 16 23 25 30 | 52 69 61 79 77 73 54 36%44%18 IF IF IF IF IF IF IF%14 18 11 12 15 25 16 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 2 02 | 1 03 | 2 2 04 | 2 1 1 05 | 1 1 1 06 | 1 1 1 07 | 1 1 1 4 08 | 1 1 1 09 | 10 | 1 1 1 4 2 11 | 1 2 2 2 12 | 1 2 13 | 1 1 2 1 1 14 | 1 1 4 2 1 1 2 15 | 1 2 1 1 16 | 2 2 1 17 | 2 1 1 1 18 | 1 19 | 1 2 20 | 2 1 1 21 | 1 1 1 22 | 2 23 | 1 1 1 24 | 2 25 | 3 2 2 1 1 26 | 1 2 27 | 1 1 1 3 1 1 28 | 2 1 1 29 | 1 1 30 | 1 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer :Hirofumi Sugimoto Location : Hachioji, Tokyo, Japan (35.654 N, 139.319 E) Frequency: 53.755 MHz Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : HB9CV 2el. zenith(el.S-N) Receiver: AITEC MRX-50 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 8 5 8 5 7 13 12 10 18 17 7 1 1 1 2 1 2 1 2 4 2 0 5 2 02 | 4 10 9 3 12 9 13 16 10 10 5 3 1 1 2 2 1 1 1 4 2 3 4 6 03 | 11 8 4 4 10 10 9 10 14 7 5 3 3 2 2 5 3 1 1 0 1 4 6 4 04 | 6 8 3 5 7 8 15 23 29 15 3 2 3 1 3 3 0 2 1 2 2 2 4 4 05 | 4 4 11 16 3 9 12 25 24 11 5 4 1 5 2 4 1 0 2 3 3 4 1 8 06 | 4 3 12 8 8 7 23 21%22 21 9 3 6 6 3 2 1 2 2 5 2 1 6 8 07 | 9 1 8 8 8 13 21 27 29 29 7 1 5 7 5 2 4 0 1 2 1 1 5 5 08 | 9 4 13 10 18 23 25 28 33 26 9 8 2 4 1 5 5 3 2 1 3 3 9 8 09 | 10 7 8 9 6 18 24 26 31 21 7 5 5 6 4 6 5 1 1 1 2 4 2 8 10 | 7 15 6 11 10 18 21 24 41 23 6 5 3 0 2 3 5 2 1 3 2 4 6 13 11 | 6 7 7 9 12 7 14 27 27 12 8 2 5 2 6 0 3 0 0 2 1 1 3 7 12 | 7 8 7 14 20 16 18 27 37 16 8 1 4 2 4 2 3 2 2 4 4 1 3 7 13 | 10 8 9 14 13 20 24 20 35 21 7 1 2 1 3 2 3 1 4 1 6 4 2 9 14 | 9 7 6 8 11 19 19 25 38 11 7 3 2 2 6 7 3 1 2 1 2 2 8 4 15 | 7 7 8 10 12 15 19 24 25 -- -- 5 3 3 3 3 4 2 2 2 4 3 4 7 16 | 3 8 5 7 10 10 13 24 20 12 8 2 2 1 5 3 7 1 0 4 3 4 5 6 17 | 6 4 5 6 7 10 16 22 25 12 7 4 5 2 2 2 0 4 1 0 1 6 3 4 18 | 4 7 9 5 10 20 17 16 21 14 8 2 4 4 4 3 2 2 1 4 3 2 3 11 19 | 10 3 10 4 9 9 15 11 12 8 5 2 0 4 2 0 2 1 1 0 2 4 5 4 20 | 5 10 6 8 4 11 12 15 11 7 4 4 3 0 3 2 1 0 3 1 3 1 1 1 21 | 3 5 7 7 2 6 13 11 14 5 3 1 1 2 1 1 1 0 0 0 1 3 3 1 22 | 5 9 7 7 10 3 18 7 13 10 6 0 3 2 3 1 2 2 1 1 2 3 7 4 23 | 4 4 8 5 3 4 10 12 7 9 5 2 2 0 2 2 2 2 1 1 3 1 4 7 24 | 8 6 7 3 8 9 12 9 14 11 4 2 3 1 3 3 3 1 1 1 2 3 4 5 25 | 5 5 5 9 14 3 14 13 14 7 2 0 1 2 1 1 0 2 1 3 1 6 6 2 26 | 4 7 3 7 8 7 14 14 10 7 4 1 3 0 1 0 3 5 3 3 2 1 4 3 27 | 2 3 5 4 6 5 8 7 9 7 3 2 1 0 0 0 1 0 0 1 2 2 1 5 28 | 5 2 5 10 9 8 9 7 10 10 7 1 0 2 0 2 1 0 0 1 1 0 2 4 29 | 2 3 4 0 8 8 8 11 9 6 4 4 3 3 1 1 1 0 0 0 1 0 4 4 30 | 4 5 7 6 3 6 6 12 10 4 2 3 1 1 2 1 1 1 0 2 0 1 5 4 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 1 02 | 03 | 04 | 2 1 05 | 1 1 1 06 | 1 1 07 | 1 1 08 | 09 | 10 | 1 11 | 12 | 1 13 | 1 14 | 1 15 | 16 | 1 17 | 1 18 | 1 19 | 1 20 | 1 2 21 | 1 22 | 23 | 1 24 | 1 25 | 26 | 1 2 1 1 27 | 1 28 | 1 29 | 30 | ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Frequency: 116.900 MHz Transmitter Location: Chitose-VOR at Tomakomai city (141.7 E, 42.7 N) VOR Beacon for Air-flight (200W 30Hz AM, 116.900 MHz) Antenna : 5el-Yagi Horizon Receiver: AIRSPYmini Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 12 14 12 15 16 24 26 19 15 17 11 7 6 8 8 6 5 2 1 3 9 4 17 12 02 | 13 12 14 16 14 30 26 18 18 17 11 5 7 15 12 9 4 1 1 4 4 7 8 15 03 | 17 11 20 21 32 45 36 37 25 12 9 10 11 11 5 13 4 5 1 5 5 2 14 10 04 | 11 11 12 18 30 31 39 43 20 19 11 9 12 13 9 14 6 1 1 6 3 7 19 13 05 | 15 9 13 13 23 37 43 33 32 16 11 10 18 24 20 9 8 3 4 4 4 7 10 14 06 | 15 15 15 12 33 45 43 43 27 12 10 11 16 12 26 11 5 7 3 2 4 11 13 16 07 | 20 11 13 21 33 40 31 28 33 16 11 13 12 19 14 16 5 4 3 2 7 6 8 14 08 | 14 12 17 20 30 35 41 33 30 10 10 6 10 6 13 4 3 0 1 3 4 14 8 12 09 | 16 22 12 21 42 61 60 42 13 9 1 1 18 11 1 3 4 2 1 1 4 7 18 17 10 | 12 16 17 27 39 46 60 58 21 7 7 3 5 6 10 9 4 1 3 4 4 10 14 18 11 | 22 18 23 21 38 41 39 44 14 1 3 3 8 7 9 3 3 0 2 1 6 9 11 9 12 | 17 21 15 30 32 55 51 49 21 19 9 11 13 12 8 13 0 2 0 2 3 7 16 19 13 | 13 12 12 25 35 45 59 41 17 2 4 1 4 8 10 11 6 3 3 1 9 8 22 17 14 | 17 18 27 22 36 45 59 51 24 9 8 10 3 17 4 3 6 6 1 4 5 5 15 15 15 | 17 10 16 29 33 48 53 45 15 6 3 2 5 6 5 5 1 0 2 4 5 7 11 13 16 | 14 15 9 19 25 44 49 46 28 18 10 11 15 21 20 11 6 4 1 4 6 11 17 10 17 | 23 15 13 21 25 35 44 33 19 9 8 7 4 10 19 5 3 2 4 2 7 9 7 21 18 | 11 19 19 19 32 40 43 31 16 11 6 6 6 8 9 2 3 4 3 0 3 11 16 14 19 | 23 23 26 23 36 54 59%57%38 26 24 9 13 15 15 10 3 3 6 5 9 11 11 11 20 | 19 10 17 19 31 29 33 33 20 18 8 9 4 5 9 6 4 0 4 0 5 7 9 6 21 | 15 15 15 22 30 28 24 38 21 12 13 5 9 9 10 8 11 6 4 3 5 6 9 9 22 | 14 14 10 17 21 27 22 22 19 8 6 4 10 12 8 9 3 2 3 2 3 9 12 17 23 | 11 17 13 24 24 28 38 40 22 11 9 4 7 7 9 5 4 4 4 0 4 14 15 21 24 | 13 16 19 23 24 37 33 29 25 10 9 5 7 15 17 10 7 5 3 3 7 8 11 11 25 | 8 9 15 9 22 36 30 30 29 10 10 10 4 13 12 11 4 4 3 4 10 8 14 17 26 | 15 17 16 21 16 27 41 24 19 13 8 11 11 16 6 15 4 5 3 1 2 7 8 20 27 | 11 13 16 20 22 32 37 31 22 9 17 12 8 13 20 12 6 8 5 4 6 11 18 18 28 | 13 18 14 19 25 28 30 23 30 44 18 10 8 16 15 9 6 8 4 4 5 6 17 13 29 | 15 13 21 14 13 27 28 31 20 19 11 11 7 9 8 20 9 9 2 4 6 4 11 16 30 | 14 18 18 19 21 37 21 30 18 13 11 7 8 12 13 8 5 6 6 3 3 6 14 13 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 02 | 1 03 | 1 1 1 04 | 1 05 | 1 1 1 06 | 07 | 08 | 1 1 09 | 1 10 | 1 11 | 12 | 1 1 13 | 2 1 14 | 1 15 | 16 | 1 17 | 1 1 18 | 1 1 19 | 1 1 20 | 1 21 | 22 | 1 1 23 | 1 24 | 1 1 1 25 | 1 1 2 1 26 | 1 1 27 | 1 1 28 | 1 1 29 | 1 2 1 30 | ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Hironbu Shida Location: Akita, Akita, Japan (140.1 E, 39.4 N) Frequency: 53.755 MHz Transmitter Location:@ Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : HB062FDX Receiver : AITEC MRX-50 Method : by using MROFFT software (by Michinari Yamamoto) manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 1 | 4 | 3 | 1 | 7 | 2 | 4 | 4 | 1 |May 01 | 0 | 2 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 3 | 9 | 6 | 16 | 8 | 2 | 02 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 7 | 3 | 1 | 03 | 1 | 0 | 1 | 0 | 2 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 1 | 1 | 2 | 6 | 11 | 7 | 10 | 1 | 2 | 04 | 0 | 0 | ES | ES | 1 | 3 | 1 | 1 | 0 | 0 | ES | 2 | 2 | 3 | 0 | 2 | 3 | 1 | 3 | 3 | 4 | 5 | 3 | 3 | 05 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 4 | 5 | 3 | 5 | 4 | 3 | 06 | 2 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 3 | 2 | 1 | 2 | 2 | 07 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 8 | 5 | 3 | 2 | 2 | 08 | 3 | 1 | 0 | 0 | 1 | 2 | 4 | 0 | 1 | 0 | 0 | 2 | 0 | 1 | 1 | 2 | 3 | 4 | 6 | 12 | 11 | 15 | 2 | 2 | 09 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 5 | 1 | 3 | 3 | 8 | 8 | 9 | 3 | 10 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 2 | 2 | 1 | 9 | 10 | 5 | 1 | 0 | 11 | 0 | 1 | 3 | 1 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 2 | 4 | 2 | 1 | 0 | 0 | 12 | 0 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 1 | 2 | 2 | 4 | 6 | 6 | 10 | 10 | 6 | 3 | 1 | 13 | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 0 | 1 | 0 | 1 | 4 | 1 | 2 | 3 | 2 | 6 | 2 | 5 | 6 | 4 | 4 | 1 | 14 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 5 | 3 | 1 | 6 | 17 | 7 | 8 | 5 | 1 | 15 | 1 | 1 | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 2 | 6 | 7 | 1 | 16 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 1 | 0 | 1 | 3 | 2 | 2 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | 4 | 2 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 3 | 2 | 3 | 6 | 4 | 6 | 1 | 19 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 0 | 13 | 4 | 2 | 1 | 0 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 3 | 2 | 6 | 2 | 3 | 3 | 3 | 4 | 4 | 3 | 21 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 1 | 1 | 1 | 2 | 0 | 3 | 0 | 1 | 22 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 23 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 2 | 0 | 4 | 1 | 2 | 0 | 0 | 1 | 1 | 25 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 5 | 5 | 3 | 4 | 1 | 26 | 1 | 4 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 1 | 0 | 27 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 2 | 3 | 0 | 1 | 3 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 1 | 2 | 4 | 3 | 5 | 3 | 1 | 29 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 2 | 2 | 0 | 1 | 0 | 1 | 2 | 0 | 1 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 3 | 0 | 1 | 1 | 0 | 04 | 0 | 0 | ES | ES | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 05 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 1 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 2 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 08 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 13 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Norihiro Nakamura Location: Tsukuba, Ibaraki, Japan (140.1 E, 36.0 N) Frequency: 53.755 MHz Transmitter Location:@ Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : Dipole Receiver : KENWOOD TH-F7 Method : by using MROFFT software (by Michinari Yamamoto) manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 3 | 1 | 1 | 0 | 2 | 2 | 2 | 6 | 3 |May 01 | 4 | 1 | 3 | 0 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 |??? |??? |??? |??? |??? |??? | 03 |??? | 3 | 1 | 2 | 2 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 3 | 1 | 0 | 0 | 3 | 1 | 1 | 2 | 2 | 3 | 04 | 0 | 1 | 2 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 1 | 2 | 2 | 05 | 0 | 0 | 4 | 1 | 1 | 2 | 2 | 0 |??? |??? |??? |??? | 2 | 0 | 2 | 1 | 0 | 4 | 1 | 1 | 0 | 1 | 1 | 0 | 06 | 0 | 0 | 2 | 1 | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 4 | 4 | 1 | 2 | 5 | 07 | 4 | 3 | 2 | 0 | 0 | 2 | 2 | 1 | 0 | 2 | 3 | 0 | 0 | 2 | 1 | 2 | 0 | 2 | 2 | 1 | 1 | 1 | 2 | 0 | 08 | 3 | 0 | 1 | 0 | 0 |??? |??? |??? | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 3 | 3 | 0 | 3 | 2 | 3 | 1 | 1 | 1 | 09 | 1 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 2 | 0 | 1 | 0 | 0 | 4 | 1 | 1 | 2 | 0 | 10 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 4 | 3 | 1 | 0 | 0 | 2 | 11 | 0 | 2 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 1 | 3 | 0 | 1 | 3 | 1 | 2 | 12 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 3 | 1 | 4 | 1 | 1 | 2 | 1 | 13 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 1 | 14 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 5 | 15 | 0 | 2 | 2 | 1 | 2 | 0 | 0 | 4 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 3 | 2 | 2 | 1 | 0 | 2 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 3 | 1 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 18 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 19 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 22 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 2 | 1 | 0 |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 23 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 25 | 2 | 3 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 27 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 29 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 2 | 1 | 2 | 1 | 0 | 0 | 1 | 1 | 0 | 3 | 30 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? | 03 |??? | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 18 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 19 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Hirotaka Otsuka Location : Hirakata, Osaka, Japan (135.7 E, 34.9 N) Frequency: 53.755 MHz Antenna : 2el-HB9CV, 4mH (90-270 Azimuth(East-West), 90elevation) Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Reciever: YAESU FT-690 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 2 | 0 | 0 | 06 | 1 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 22 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Hiroshi Ogawa Location : Tsukuba, Ibaraki, Japan (36.04 N, 140.05 E) Frequency: 89.4 MHz (Mode:CW,USB) Antenna : FA2 (2el.) horizon, dir: west Receiver: R820T2 & SDR + TCXO Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 11 | 7 | 8 | 14 | 14 | 14 | 10 | 10 | 7 | Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT 01 | 4 | 9 | 5 | 5 | 9 | 5 | 4 | 7 | 6 | 5 | 4 | 3 | 4 | 5 | 10 | 5 | 14 | 6 | 15 | 18 | 11 | 10 | 7 | 7 | 02 | 4 | 7 | 7 | 6 | 5 | 7 | 8 | 6 | ES | 5 | 3 | 2 | 5 | 5 | 1 | 10 | 17 | 14 | 15 | 18 | 11 | 19 | 18 | 12 | 03 | 5 | 7 | 10 | 6 | 7 | 0 | 6 | 5 | 3 | 3 | 1 | 4 | 4 | 6 | 5 | 7 | 8 | 11 | 14 | 16 | 14 | 10 | 3 | 7 | 04 | 4 | NS | IF | IF | ES | 8 | IF | IF | IF | ES | ES | ES | 8 | 6 | ES | 5 | 9 | 11 | 12 | 18 | 14 | 9 | 15 | 8 | 05 | 3 | 2 | 5 | 6 | 1 | 10 | 10 | ES | ES | 5 | IF | ES | ES | 10 | 7 | 6 | 4 | 10 | 15 | 14 | 10 | 5 | 5 | 4 | 06 | 8 | 3 | 5 | 4 | 5 | 3 | 11 | 11 | 5 | 5 | 1 | 2 | 2 | 2 | 4 | 2 | 8 | 10 | 14 | 9 | 8 | 6 | 5 | 4 | 07 | 7 | 10 | 11 | NS | 8 | 3 | 6 | 4 | 7 | 3 | 7 | 4 | 5 | 4 | 7 | 6 | 10 | 8 | 16 | 15 | 9 | 8 | 6 | 5 | 08 | IF | IF | 3 | 2 | 9 | 8 | 9 | 7 | 2 | 5 | 4 | 2 | 6 | 2 | 4 | 6 | 7 | 7 | 15 | 27 | 15 | 7 | 9 | 5 | 09 | 3 | 5 | 5 | 7 | 5 | 12 | 17 | 11 | 5 | 4 | 4 | 3 | 4 | 7 | 9 | 11 | 10 | 15 | 22 | 21 | 17 | 16 | 9 | 1 | 10 | 5 | 7 | 5 | 2 | 7 | ES | ES | NS | 5 | NS | 12 | 4 | 6 | 5 | 11 | 11 | 13 | 23 | 18 | 18 | 17 | 4 | NS | NS | 11 | 8 | ES | 7 | 4 | 10 | 8 | 11 | 15 | 10 | 2 | 3 | 4 | 5 | 6 | 4 | 7 | 8 | 13 | 16 | 27 | 22 | 17 | 8 | 6 | 12 | 7 | 5 | NS | 5 | 6 | 5 | 11 | 11 | 5 | 2 | 5 | 5 | 5 | 8 | 8 | 13 | 7 | 10 | 14 | 18 | 14 | 8 | 5 | 7 | 13 | 4 | 6 | 8 | 4 | 3 | 4 | 6 | 3 | 1 | 4 | 3 | 1 | 2 | 4 | 4 | 14 | 12 | 10 | 12 | 26 | 9 | 10 | 9 | 10 | 14 | 4 | 1 | 3 | 5 | 4 | 6 | 7 | 9 | 7 | 4 | 2 | 4 | 5 | 3 | 3 | 6 | 3 | 9 | 12 | 24 | 16 | 13 | 13 | NS | 15 | NS | NS | 8 | 6 | 3 | 8 | 9 | 12 | 3 | 6 | 2 | 4 | 2 | 2 | 4 | 8 | 11 | 15 | 16 | 20 | 13 | 24 | 9 | 8 | 16 | 10 | 4 | IF | 6 | 5 | 9 | 10 | 11 | 4 | 7 | 2 | 3 | 8 | 6 | 7 | 7 | 15 | 20 | 18 | 24 | 16 | 15 | 7 | 3 | 17 | 5 | 3 | 0 | IF | 4 | 3 | 9 | 8 | 5 | 5 | 2 | 3 | 3 | 7 | 6 | 7 | 7 | 8 | 17 | 16 | 15 | 9 | 22 | 15 | 18 | 4 | 5 | 6 | 8 | 5 | 9 | 12 | 14 | 11 | 8 | 6 | 7 | 3 | 3 | 5 | 6 | 5 | 10 | 15 | 15 | 17 | 12 | 7 | 12 | 19 | 7 | 8 | 4 | 7 | 11 | 8 | 7 | 8 | 8 | 3 | 12 | 7 | 5 | 6 | 9 | 9 | 17 | 11 | 18 | 18 | 19 | 12 | 17 | 4 | 20 | NS | 6 | 12 | 2 | 6 | 9 | 8 | 10 | 3 | 9 | 6 | 10 | 14 | 13 | 6 | ES | 15 | 14 | 22 | 22 | 22 | 8 | 11 | 12 | 21 | 5 | 3 | 11 | 8 | 8 | 5 | 8 | 10 | 5 | 1 | 10 | 5 | 8 | 9 | 6 | 13 | 9 | 14 | 13 | 19 | 15 | 15 | 7 | 7 | 22 | 5 | IF | 12 | 9 | NS | 10 | 12 | 14 | 4 | 5 | 8 | 5 | 11 | 7 | 11 | 9 | 14 | 12 | 16 | 18 | 19 | 21 | 16 | 11 | 23 | 10 | 5 | 2 | 3 | 7 | 9 | 7 | 11 | 3 | 5 | 8 | 6 | 8 | 5 | 8 | 12 | 12 | 26 | 30 | 32 | 23 | 17 | 8 | 11 | 24 | 10 | 8 | 12 | 32 | 7 | 11 | 9 | 6 | 14 | ES | 5 | 4 | 6 | 7 | 9 | 8 | 10 | 17 | 17 | 15 | 19 | 17 | 18 | 18 | 25 | IF | ES | ES | 5 | 7 | NS | NS | 5 | 13 | 2 | 2 | 5 | 7 | 9 | 9 | 11 | 15 | 17 | 22 | 26 | 16 | 10 | 6 | 6 | 26 | ES | ES | ES | 8 | 6 | 11 | 8 | 12 | ES | 8 | 6 | 3 | 10 | 10 | 5 | 16 | 13 | 16 | 23 | 18 | 14 | 9 | 9 | 8 | 27 | 11 | 9 | 5 | 8 | 7 | 9 | 12 | 10 | 6 | 9 | 12 | ES | 3 | 11 | 12 | 13 | 15 | 21 | 15 | 25 | 21 | 17 | 11 | 10 | 28 | 13 | 13 | NS | NS | 12 | ES | IF | 13 | 14 | 5 | 5 | 10 | 9 | 8 | 15 | 12 | 19 | 16 | 26 | 31 | 23 | 27 | 10 | 10 | 29 | 9 | 14 | 10 | NS | 12 | IF | IF | 11 | 9 | 6 | 3 | 5 | 7 | 8 | 11 | 10 | 15 | 18 | 28 | 21 | 27 | 14 | 18 | 13 | 30 | 9 | 12 | 12 | 9 | 8 | 10 | 8 | 11 | 8 | 9 | 9 | 8 | 6 | 7 | 10 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 04 | 0 | NS | IF | IF | ES | 0 | IF | IF | IF | ES | ES | ES | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | ES | ES | 0 | IF | ES | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | ES | ES | NS | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | NS | NS | 11 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 15 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | IF | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | IF | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | IF | ES | ES | 0 | 0 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 26 | ES | ES | ES | 0 | 0 | 0 | 1 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 1 | NS | NS | 0 | ES | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 29 | 0 | 0 | 0 | NS | 0 | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Frequency: 92.5 MHz (Mode:CW,USB) Antenna : AF-4 (4el.) horizon, dir: west Receiver: R820T2 & SDR + TCXO Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 29 | 24 | 26 | 31 | 32 | 27 | 25 | 16 | 11 |May 01 | 13 | 24 | 17 | 17 | 7 | 9 | 14 | 14 | 10 | 8 | 6 | 4 | 9 | 13 | 27 | 19 | 29 | 27 | 33 | 37 | 23 | 19 | 18 | 13 | 02 | 14 | 17 | 21 | 25 | 17 | 15 | 17 | 13 | ES | 3 | 9 | 10 | 7 | 21 | 18 | 30 | 29 | 39 | 34 | 34 | 29 | 18 | 21 | 13 | 03 | 11 | 21 | 17 | 15 | 13 | 10 | 12 | 14 | 8 | 9 | 3 | 12 | 19 | 18 | 20 | 38 | 26 | 40 | 44 | 39 | 44 | 27 | 16 | 12 | 04 | IF | IF | IF | IF | ES | 26 | IF | IF | IF | ES | ES | ES | 11 | 19 | ES | 22 | 23 | 32 | 31 | 40 | 41 | 19 | 30 | 30 | 05 | 17 | 19 | 21 | 24 | 7 | IF | IF | IF | IF | 7 | IF | ES | 14 | 11 | 27 | 25 | 30 | 23 | 42 | 32 | 44 | 32 | 20 | 15 | 06 | 21 | 13 | 16 | 20 | 13 | 14 | 19 | 21 | 14 | 8 | NS | 5 | 3 | 8 | 15 | 20 | 43 | 36 | 48 | 47 | 42 | 13 | 12 | 18 | 07 | 22 | 27 | 18 | NS | NS | 12 | 25 | 15 | 10 | 8 | 7 | 19 | NS | NS | NS | 23 | 30 | 37 | 49 | 48 | 38 | 24 | 20 | 15 | 08 | 18 | 25 | 20 | 16 | 24 | 17 | 35 | 23 | 12 | 13 | 6 | 8 | 10 | 13 | 24 | 28 | 31 | 41 | 59 | 69 | 41 | 30 | 23 | 21 | 09 | IF | 15 | 21 | 26 | 32 | 16 | 30 | 15 | 10 | 7 | 9 | 9 | 7 | 12 | 34 | 39 | 35 | 38 | 55 | 53 | 42 | 35 | 26 | 23 | 10 | 22 | 12 | 14 | 11 | ES | ES | 8 | NS | 8 | NS | 11 | 13 | 11 | 18 | 21 | 18 | 20 | 34 | 33 | 28 | 41 | 27 | ES | NS | 11 | NS | 14 | 16 | 16 | 18 | 16 | 25 | 28 | 17 | 4 | 8 | 6 | 9 | 16 | 28 | 26 | 36 | 46 | 44 | 60 | 56 | 33 | 16 | 15 | 12 | 14 | NS | NS | 14 | 14 | 15 | 23 | 15 | 11 | 6 | 7 | 11 | 15 | 19 | 19 | 27 | 28 | 32 | 41 | 37 | 29 | 19 | IF | 16 | 13 | 14 | 17 | 13 | 9 | 9 | 9 | 10 | 4 | 5 | 10 | 5 | 7 | 6 | 12 | 15 | 27 | 36 | 40 | 30 | 49 | 21 | 21 | 12 | IF | 14 | 8 | IF | 6 | 8 | 6 | 9 | 11 | 7 | 9 | 5 | 6 | NS | NS | 12 | 10 | 31 | 23 | 31 | 24 | 36 | 28 | 21 | 21 | IF | 15 | IF | IF | IF | 17 | 9 | 17 | 23 | 17 | 6 | 9 | 4 | 9 | NS | NS | 13 | 27 | 30 | 32 | 39 | 43 | 29 | 26 | 15 | 12 | 16 | 15 | 13 | 13 | 20 | 13 | 16 | 14 | 10 | 5 | 7 | 4 | 8 | 14 | 10 | 21 | 22 | 33 | 38 | 39 | 53 | 26 | 20 | 15 | 14 | 17 | 15 | 17 | 12 | 13 | 19 | 12 | 21 | 17 | 9 | 13 | 4 | 10 | 11 | 17 | 21 | 27 | 21 | 28 | 51 | 47 | 34 | 23 | 38 | 20 | 18 | 8 | 8 | 12 | 15 | 18 | 22 | 26 | 22 | 16 | 12 | 12 | 13 | 10 | 19 | NS | NS | 33 | 46 | 59 | 49 | 46 | 30 | 23 | 18 | 19 | 17 | 19 | 16 | 12 | 13 | 9 | 24 | 18 | 8 | 5 | 11 | NS | 12 | NS | 17 | 21 | 24 | 25 | 38 | 32 | 28 | 20 | 20 | 14 | 20 | IF | 18 | 16 | 11 | 12 | 12 | 17 | 20 | 7 | 11 | 11 | 8 | 18 | 15 | 17 | IF | 31 | 24 | 33 | 33 | 27 | 14 | 24 | 18 | 21 | 16 | 11 | 14 | NS | ES | 14 | 18 | 25 | 10 | 4 | 13 | 9 | 15 | 18 | 13 | 24 | 30 | 37 | 34 | 39 | 27 | 27 | 17 | 19 | 22 | 15 | 11 | 12 | IF | 11 | 3 | IF | IF | 9 | 5 | 7 | 3 | 10 | 12 | 14 | 26 | 24 | 42 | 42 | 32 | 34 | 23 | 20 | 19 | 23 | 16 | 13 | 9 | IF | 14 | 12 | 15 | 16 | 5 | 11 | 8 | 7 | 18 | 11 | 15 | 23 | 19 | 37 | 40 | 38 | 32 | 24 | 16 | 16 | 24 | 10 | 14 | 17 | 17 | 17 | 8 | 6 | 15 | 8 | ES | IF | 8 | NS | 10 | 9 | 22 | NS | 36 | NS | NS | NS | NS | NS | NS | 25 | NS | IF | ES | IF | 12 | NS | IF | IF | 18 | 6 | 4 | 4 | 11 | 14 | 15 | 19 | 25 | 31 | 41 | 48 | 31 | 23 | 23 | IF | 26 | IF | IF | ES | 15 | 12 | 18 | 13 | 17 | ES | 12 | 7 | 10 | 19 | 17 | 15 | 28 | 29 | 34 | 42 | 41 | 30 | 25 | 26 | 20 | 27 | 17 | 25 | 21 | 15 | 10 | 14 | 18 | 14 | 12 | 9 | 8 | ES | 7 | 17 | 24 | 24 | 35 | 39 | 39 | 34 | 33 | 29 | 26 | 18 | 28 | 26 | 24 | IF | 16 | 16 | IF | IF | IF | IF | 5 | 9 | 14 | 12 | 16 | 26 | 26 | 36 | 24 | 38 | 44 | 30 | 29 | 15 | 15 | 29 | 17 | 5 | IF | IF | IF | IF | IF | IF | 13 | 9 | 5 | 7 | 12 | 18 | 18 | 25 | 36 | 36 | 35 | 35 | 37 | 24 | 22 | 24 | 30 | 14 | 16 | 19 | 23 | 15 | 26 | 25 | 21 | 18 | 12 | 12 | 11 | NS | NS | NS |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 04 | IF | IF | IF | IF | ES | 0 | IF | IF | IF | ES | ES | ES | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | IF | IF | IF | IF | 0 | IF | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | IF | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | ES | ES | 0 | NS | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | ES | NS | 11 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | IF | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | IF | 14 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | IF | 15 | IF | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 16 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 19 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | NS | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 20 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | NS | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | IF | 0 | 0 | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | IF | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | IF | 1 | NS | 0 | 0 | 0 | NS | 0 | NS | NS | NS | NS | NS | NS | 25 | NS | IF | ES | IF | 0 | NS | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | IF | 26 | IF | IF | ES | 0 | 0 | 0 | 1 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 27 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 28 | 1 | 1 | IF | 0 | 0 | IF | IF | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 29 | 0 | 0 | IF | IF | IF | IF | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- About the RMOJ... RMOJ reports the results of radio meteor observation in Japan, sent to myself. Every month, this bulletin is sent to Mr.Christian Steyaert, who publishes RMOB, which is a world-wide bulletin. I hope RMOJ will be helpful to radio observers, as well as all meteor observers. Hiroshi Ogawa 2022.07.05