Radio Meteor Observation in Japan No.042 April, 2005 ( http://homepage2.nifty.com/~baron/ ) ----------------------------------------------------------------------------- Observer : Minoru Ehara Location : Sayama, Saitama, Japan (139.4 E, 35.8 N) Frequency: 53.750 MHz Antenna : 2el. HB9CV Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Apr|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|16 26 21 22 19 19%20 NS NS NS NS NS NS NS NS NS NS NS NS 9 NS NS NS NS 02%18 20 20 23 25 22 17 25 30 NS NS NS NS NS NS NS NS NS %4 2 3 12 10 13 03|16 18 23 11 14 15 23 24 23 26 16 NS NS NS NS NS NS NS %5 7 9 10 11 18 04|16 28 26 27 20 14 25 16 21 24 23 24 34 NS NS NS NS NS NS NS NS %8 13 23 05|20 32 19 24 23 17 23%25 NS NS 18%22 NS NS NS NS NS NS NS 8 6 11 NS 16 06|30 22 27 24 15 19 26 29 16%14 NS NS NS NS NS NS NS NS NS %4 3 16 9 14 07|16 23 22 27 23 27 24 14 24 23 28 NS NS NS NS NS NS NS NS NS %8 10 4 10 08| 9 15 22 16 17 16%18 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS 09|NS NS NS NS%23 18 19 NS NS NS NS NS NS NS NS NS NS 4 7 5 5 8 7 16 10|13 16 19 21 19 24 17 26 14%14 NS NS NS%17 11 8 5 3 4 6 7 9 12 19 11|12 16 12 19 22 19 17 17 23 22 27 24 23 15 19 11 3 4 3 11 9 14 16 14 12|16 20 25 18 24 13 19 23 29 28 27 29 23 24 15 12 6 4 5 5 8 9 11 23 13|20 27 22 26 15 23 15 25 25 25 24 30 17 13 22 12 7 6 5 3 8 7 10 23 14|11 24 25 16 28 24 24 28 19%24%28 NS NS NS NS NS NS 7 7 3 6 11 %8%21 15|14 25 21 21 29 26 21 29 28 24 NS NS NS NS NS NS NS NS NS NS 6 7 %8%18 16|15 24 21 34 16 13 32 23%30 NS NS NS NS NS NS NS NS %6 %4 5 6 6 8 19 17|19 12 23 21 23 13 21 24 28 20 NS NS NS NS NS NS NS NS NS NS NS NS NS NS 18|NS NS 17 17 16 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS%10 NS%13 19|20 15 29 16 13 30 22 18 18%14 NS NS NS NS NS NS NS NS %3 5 10 5 8 15 20|14 26 24 21 24 21 12 22 13 24 16 24 17 24 34 12 6 3 7 5 %7%16 13 28 21|36 27 24 21 19 19 22 17 25 20 21 25 NS NS NS NS NS 8 2 7 5 8%20 12 22|25 26 26 25 18 20 26 26%23 23%27 NS NS NS NS NS NS NS NS NS NS NS NS NS 23%30 32 21 18 21 28 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS 24|NS NS NS%20 16 18%20 NS NS NS NS NS NS NS NS NS NS NS NS NS NS %8 16 17 25|20 13 18 19 19 16 21 23%20%21 13 23 NS NS %6 %6 NS %4 8 3 6 5 9 14 26|10 25 21 20 20 18 16 20 18 11 20%18%17 NS%18 13 4 6 2 10 NS NS NS%18 27|11 21 22 17 23 13 22 19%20 NS NS NS NS NS NS NS NS NS NS NS 5 %8 NS 9 28|20 24 27 27 26 18 19 22 23%26 NS NS NS NS NS NS NS NS NS NS 5 13 14 22 29|13 16 10 25 31 13 13 22 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS 30%19 17 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS 7 22 ---+----------------------------------------------------------------------- Apr|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 Apr|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 03| 04| 1 05| 06| 07| 1 08| 1 09| 1 10| 2 11| 1 1 1 1 1 12| 1 1 13| 1 14| 15| 1 1 16| 1 1 17| 2 1 18| 19| 1 1 20| 1 3 21| 22| 1 1 1 23| 1 24| 25| 1 26| 1 1 27| 1 28| 1 1 1 29| 30| ---+----------------------------------------------------------------------- Apr|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 : Kenji Fujito Location : Yokkaichi, Mie, Japan (34.96 N, 136.61 E) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. 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 -- Apr|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|14 12 20 14 17 13 19 22 22 15 8 8 7 7 5 3 4 3 1 2 5 4 8 14 02|14 16 18 15 15 21 14 14 15 17 9 11 7 5 10 2 2 3 3 5 6 11 13 16 03|12 13 18 21 8 17 9 15 10 18 15 7 5 12 3 5 2 4 1 2 4 7 14 13 04|23 14 13 11 15 8 20 10 11 12 6 9 6 1 1 3 5 3 3 1 8 8 11 12 05|16 12 8 12 17 11 17 11 14 8 9 8 5 6 4 1 1 1 2 1 4 11 2 10 06|16 19 12 12 15 9 16 21 15 16 9 12 9 8 4 1 2 0 1 2 2 3 7 10 07| 7 12 4 10 7 11 8 10 11 19 11 3 9 8 11 6 3 0 0 4 2 7 6 7 08|18 18 14 12 9 13 12 12 15 11 8 9 6 4 3 3 4 0 1 3 1 8 7 6 09| 5 13 11 21 10 14 11 18 12 9 5 6 6 5 7 3 1 1 0 4 4 2 7 9 10|15 19 11 15 20 17 14 18 18 16 8 9 5 10 8 5 2 2 5 1 7 7 10 19 11|16 17 13 13 12 14 15 19 14 16 13 12 10 3 2 5 3 1 1 0 6 7 7 19 12|15 9 14 15 17 12 19 15 16 15 10 11 9 8 11 5 3 6 4 3 5 9 9 12 13|14 16 21 17 19 18 16 19 18 15 12 7 7 6 4 1 3 4 3 2 3 10 11 17 14|20 7 13 15 16 16 18 10 17 15 13 16 6 4 5 5 2 1 1 0 3 4 8 14 15|14 14 21 17 16 22 31 18 17 18 18 4 5 4 2 0 0 1 1 0 1 6 1 12 16| 8 16 11 13 8 13 15 15 19 12 4 5 1 %2 5 2 3 1 0 0 7 4 6 9 17|12 12 8 16 11 11 24 12 9 8 9 7 3 8 4 4 0 0 1 1 7 4 17 9 18|11 14 10 14 12 14 14 19 14 12 16 8 1 6 5 6 0 3 0 0 2 1 6 6 19| 7 5 12 5 8 10 9 10 9 10 6 4 3 5 0 2 3 0 0 3 1 3 7 8 20| 8 5 12 5 11 8 1 1 8 6 7 9 4 9 5 4 5 0 0 0 3 5 5 7 21|20 20 18 18 22 17 10 21 20 20 10 10 8 4 5 0 1 3 1 2 3 6 4 12 22|15 13 20 20 15 13 15 9 16 17 4 11 7 11 8 2 2 4 5 1 4 10 23 14 23|12 10 20 12 14 20 21 22 15 12 15 14 6 5 7 4 3 2 2 1 1 8 11 10 24|11 20 14 5 12 13 29 20 16 8 3 8 5 4 3 5 3 2 0 4 5 1 6 10 25|13 11 8 17 11 15 13 13 15 8 1 7 4 5 6 4 2 3 2 1 2 1 8 7 26| 7 10 10 8 7 6 9 16 6 4 8 8 5 2 3 8 2 4 0 4 1 6 7 8 27|12 20 17 19 20 35 13 19 24 11 3 5 8 10 3 2 1 2 3 0 5 5 7 6 28| 3 8 5 15 13 9 16 21 9 7 9 6 6 4 1 2 5 4 3 2 2 6 5 4 29| 9 10 14 13 15 11 14 12 5 8 8 4 6 5 8 7 6 3 0 0 3 6 7 8 30| 4 7 5 3 6 7 6 12 7 12 6 9 9 5 8 7 2 1 3 1 3 5 7 8 ---+----------------------------------------------------------------------- Apr|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 Apr|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| 03| 1 04| 05| 06| 07| 1 08| 09| 10| 1 11| 12| 13| 1 14| 1 15| 1 1 16| 17| 18| 1 1 19| 20| 21| 22| 1 23| 1 1 24| 1 25| 26| 1 27| 1 28| 1 29| 30| ---+----------------------------------------------------------------------- Apr|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: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : HB9CV 2el. zenith(el.S-N) Receiver: ICOM IC-PCR1000 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Apr|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| 2 3 6 7 5 8 6 5 6 3 1 4 5 4 4 3 3 2 2 1 0 3 2 6 02| 8 4 5 5 5 4 8 6 9%14 -- %6 %8%10 4 8 -- %2 4 %1 3 3 6 9 03|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 04|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 05|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 06|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 07|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 08|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 09|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 10|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 11|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 12|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 13|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 14|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 15|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 16|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 17| 9 3 8 7 5 8 13 9 8 3 1 4 2 3 %3 0 3 2 1 0 1 2 1 8 18| 7 5 4 11 6 6 5 3 1 1 5 0 1 0 4 3 3 0 2 1 2 0 0 1 19| 3 1 8 1 2 7 6 7 2 IF IF IF IF IF IF IF 2 4 1 2 2 6 3 11 20|10 14 7 10 12 13 12 14 3 13 0 %3 0 3 1 1 2 2 1 1 2 4 6 1 21| 3 2 2 4 4 5 10 5 6 2 3 5 4 6 3 2 1 1 0 0 %2 3 9 5 22| 9 6 11 11 1 6 12 14 4 5 3 7 7 7 5 0 3 1 1 2 3 3 9 7 23|14 7 0 3 0 5 8 3 1 3 7 2 4 4 2 2 1 0 0 0 1 2 1 2 24| 6 7 8 7 9 10 5 12 5 3 3 2 3 2 2 1 1 1 0 1 4 1 5 0 25| 4 7 2 10 3 5 3 4 5 2 2 6 5 3 4 2 3 1 2 0 2 1 1 6 26| 4 8 11 8 9 10 6 9 6 5 1 1 4 4 11 5 3 2 1 3 0 2 8 8 27|10 11 7 7 15 12 9 9 5 6 4 4 3 0 2 3 3 0 3 2 3 6 8 9 28| 4 11 7 11 15 10 11 10 7 7 12 6 10 6 4 1 1 0 2 2 1 4 3 5 29| 4 7 1 7 2 1 4 2 5 5 4 3 4 4 1 1 1 0 1 2 0 2 4 6 30| 2 5 6 6 11 3 6 6 4 6 3 4 1 4 4 5 1 1 2 5 2 2 4 6 ---+----------------------------------------------------------------------- Apr|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 Apr|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 03| 04| 05| 06| 07| 08| 09| 10| 11| 12| 13| 14| 15| 16| 17| 1 1 18| 1 3 19| 1 1 20| 1 3 21| 1 22| 1 1 1 2 23| 1 1 1 1 24| 1 1 25| 26| 1 27| 1 28| 1 1 29| 30| 1 1 ---+----------------------------------------------------------------------- Apr|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 : Naoki Moriwaki Location : Kure, Hiroshima, Japan (34.2 N, 132.5 E) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : original loop Receiver: ICOM IC-736 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Apr|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| 9 13 11 11 16 23 18 23 14 17 18 6 9 7 9 5 7 2 2 7 15 20 13 10 02|13 12 15 13 17 18 12 26 16%16 18%11%11 8 4 %5 NS NS NS NS NS %2 10 11 03|11 16 11 10 12 8 17 12%17%20%12 %5 NS NS NS NS NS NS NS %2 4 3 6 2 04| 4 4 1 3 5 8 31 27 14 4 6 6 3 NS NS %5 8 9 2 3 6 2 4 4 05| 8 5 6 2 8 10 21 17 16 23 15 8 6 6 1 2 0 0 1 7 11 11 5 9 06|16 10 8 11 9 14 22 36 17 20 22 11 2 4 4 1 0 8 3 8 9 9 10 12 07|15 7 7 9 14 10 12 27 10 14 11 9 8 11 9 5 3 7 7 3 15 8 8 9 08|10 7 10 8 6 10 12 14 15 17 15 4 12 5 4 7 %8 IF 4 %3 IF 11 12 7 09| 7 10 14 10 7 12 22 23 13 16 %6 %9 %7 IF%10 IF IF IF IF%11 2 9 13 11 10| 4 13 16 11 17 14 17 24 11%13 11 7 7 %6 IF IF IF IF IF %7 4 10 14 8 11|10 11 12 6 16 18 9 17 12 12 4 10 8 7 7 12 11 10%14 %0 2 10 12 13 12|11 15 7 9 22 23 23 19 25 13 13 9 9 5 12 8 12 IF 5 5 3 11 16 20 13|16 12 12 12 18 10 20 27 24 19 16 13 6 11 3 7 11 5 4 6 3%13 10 13 14| 9 20 12 15 11 16 25 27 16 24 16 11 10 6 3 2 2 0 1 2 5 8 7 19 15|21 18 11 11 17 30 20 18 24 13 13 15 15 5 6 12 2 3 5 3 7 13 19 13 16|17 14 10 14 11 22 28 26 28 15 16 13 0 2 0 2 0 1 2 2 0 11 9 6 17| 9 17 13 12 24 26 21 30 17 13 16 3 0 1 0 4 0 2 0 0 7 9 8 10 18|12 15 20 15 10 19 16 24 12 5 4 1 1 0 3 3 0 2 5 4 5 12 14 11 19|15 13 15 11 17 20 20 22 18 20 15 14 4 4 12 1 3 %5 ES NS %3 12 6 14 20|12 9 7 14 9 18 12 11 14 21 14 10 7 12 13 8 15 ES ES 9 6 4 15 14 21|11 18 15 15 14 21 23 21 10 22 4 3 4 6 6 1 1 3 8 0 2 3 17 13 22| 9 9 15 16 17 15 7 7 3 0 2 %5 NS NS NS NS NS NS NS %5 1 7 12 22 23|14 12 17 20 17 27 30 32%27 11 13 9 7 4 7 7 2 1 3 5 4 5 7 17 24|17 13 10 13 27 33 29 22 12 18 ES ES ES 7 4 3 1 6 8 2 12 9 11 16 25|12 14 15 12 12 24 25 25 16 11 14 15 11 9 9 6 8 6 8 5 6 9 11 16 26|16 11 9 15 21 15 22 19 21 18 11 11 15 NS NS NS NS NS NS %0 2 0 2 6 27| 8 16 17 17 21 17 26 15 4 1 2 3 4 3 1 1 1 4 4 5 8 10 13 11 28|19 9 10 12 19 23 25 21 13 13 7 10 9 6 10 7 6 0 7 9 6 8 8 7 29| 9 5 13 7 17 9 15 14 13 11 10 7 7 5 1 0 0 0 0 3 9 7 18 11 30|11 7 6 8 20 10 22 21 9 9 8 9 6 8 10 5 4 6 5 6 5 11 12 14 ---+----------------------------------------------------------------------- Apr|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 Apr|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| 1 04| 05| 06| 1 07| 2 08| 1 1 09| 1 10| 2 11| 1 1 12| 1 1 13| 1 14| 1 15| 1 16| 17| 1 1 18| 19| 1 1 20| 21| 22| 1 1 23| 1 1 24| 1 2 1 25| 1 1 1 26| 1 27| 1 1 28| 29| 30| 1 ---+----------------------------------------------------------------------- Apr|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 : Masami Aihara Location : Yokohama, Kanagawa, Japan (139.69 E, 35.50 N) Frequency: 53.750MHz Transmitter Location:Fukui-NCT at Sabae, Japan (136.2 E, 35.9 N) Ham beacon (JA9YDB) for RMO (50W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : COMET CA-52HB 2el. 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 -- Apr|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|22 31 17 30 15 24 26 17 10 7 5 6 NS NS NS 4 5 4 5 6 4 11 21 14 02|16 8 17 17 26 20 17 19 23 26 14 18 24 18 10 8 4 5 5 1 7 5 16 13 03|16 21 12 15 18%17 18 17 19 14 12 21 17 13 7 6 8 4 7 8 11 11 11 23 04|22 32 23 27 28 26 32 29 31 20 21 14 16 14 7 8 3 0 1 5 6 12 6 13 05|14 16 15 17 11 13 17 19 17 6 15 7 3 5 8 6 2 0 2 4 3 6 7%11 06|12 13 17 8 10 12 6 8 13 10 4 3 3 5 13 5 4 5 3 1 4 8 8 7 07|15 7 8 12 8 9 11 6 11 11 15 8 5 2 4 9 1 0 4 4 2 11 8 7 08|15 14 13 8 15 10 15 8 17 27 22 18 22%12 NS NS NS NS NS 1 6 11 15 9 09|15 17 19 12 19 15 10 11 NS NS 10 8 15 9 1 1 5 3 5 8 3 5 16 17 10|15 10 24 17 21 15 22 18 20 17 16 8 12 14 8 2 0 0 3 4 3 3 6 %6 11| 2 3 1 4 4 6 2 1 5 6 6 13 11 11 4 4 2 6 1 4 4 4 10 7 12|11 12 12 9 12 10 4 3 6 11 8 3 6 3 5 6 1 1 1 3 5 4 2 7 13| 6 5 1 6 7 12 9 9 11 17 5 4 3 4 3 3 2 3 2 3 3 2 4 2 14| 6 10 8 5 12 7 6 6 8 2 0 2 1 2 1 1 1 0 2 0 1 1 3 6 15| 3 3 4 1 3 6 4 4 5 7 2 4 1 3 2 2 1 1 1 2 10 3 7 %8 16| 3 9 6 10 3 5 8 10 13 8 14 9 10 %4 NS 3 2 5 2 5 5 17 12 24 17|15 11 11 17 10 13 16 16 19 12 12 14%10 NS NS 2 5 2 2 1 0 6 6 22 18|10 5 15 5 4 7 12 18 16 16 11 10 16 17 15 4 5 5 2 1 8 7 10 8 19|21 16 32 19 15 24 12 8 12 6 6 2 7 6 4 1 4 3 3 3 5 15 13 22 20|21 29 21 16 21 17 19 16 14 22 14 23 14 22 20 7 7 4 2 8 8 13 21%30 21|28 32 26 27 33 24 25 20 19 20 21 18 22 21 11 4 3 1 0 4 6 5 9 15 22|20 12 15 13 10 12 12 16 13 8 17 20 14 8 12 4 3 4 5 2 4 9 15 23 23|33 20 16 23 20 31 23 23 9 12 NS NS NS NS NS NS NS %2 1 2 6 14 15 12 24|16%11 25 13 20 21 18 30 18 19%16 %6 %6 NS NS NS 3 9 2 3 10 9 22 19 25|23 24 17 18 15 14 17 20 21 21 10 20 22 12 12 11 7 2 4 4 8 9 21%20 26|19 19 22 20 19 18 16 19 19 20 15 23 14 5 13 12 6 5 2 6 4 10 18 20 27|24 29 17 20 30 18 29 22 17 26 19 17 18 18 12 4 9 2 3 4 5 10 12 9 28|10 18 6 26 26 22 23 21 19 15 25 16 12 6 2 3 6 3 8 4 8 19 15 25 29|13 18 15 16 15 11 21 26 27 26 13 2 10 ES%22 5 7 7 5 5 7 16 30 33 30|18 29 33 25 31 29 22 40 18 24 22 21 8 24 11 4 1 1 4 11 11 11 19%18 ---+----------------------------------------------------------------------- Apr|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 Apr|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 03| 1 04| 05| 1 06| 07| 1 1 08| 1 09| 1 10| 1 11| 1 1 1 12| 1 1 1 13| 14| 15| 1 16| 1 17| 1 1 1 18| 1 1 3 19| 1 1 1 20| 1 3 21| 1 1 22| 1 2 1 2 23| 1 1 1 1 1 1 24| 1 1 1 25| 1 26| 1 1 27| 1 1 28| 1 1 29| 1 1 30| 1 1 ---+----------------------------------------------------------------------- Apr|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 : Kazuyuki Nagao Location : Aomori, Aomori, Japan (40.9N, 140.9E) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : HB9CV (4el.) Receiver: ICOM IC-726 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Apr|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|37 44 NS NS%24 36%40%46%66 35%26 21 NS NS NS NS 4 6%12 NS 18 28%23 37 02|37%42 NS 28 31 31 34 47 50 51 40%27 NS %6 8 2 6 8 11 11 16 34 28 29 03%49 41 42 35 34 38 39 45 49 44 NS NS NS %6 NS %0 8 NS NS 7 15 30 38 50 04|43 38 NS 33 42 42 28 50%47%40 38 27 19 11 6 4 5 4 0 10 10 32 45 36 05|50 46 37 33 28 37 41 43 NS%38 NS NS%12 %4 NS %4 NS NS NS%12 20 20 39%44 06|NS%48%48%25 26 42%42 67 49 43 26 15 15 9 2 10 4 7 8 12 14 24 25 47 07|43 43%41%50%32 NS%48 66%47 40 31 23 12 6 NS NS NS NS NS NS NS%30 34 38 08|49 44 31 NS NS NS 32 59%38 NS%26%22%12 7 2 5 4 3 %6%12 11 22 22 41 09|29 37 33 44 26 34 47 47%43 51 36 21%12 %7 5 1 6 5 8 9 17 25 31 45 10|45 51 32%48 28 35 42 58 NS 48%32 23%17 4 4 12 4 5 %8 8 20 19 23 45 11|49 36 38 NS%35 39%58 55%55 NS NS NS NS NS NS NS %0 %2 9 4 NS NS%29 34 12|35 39 33 32 37 39 37 NS NS 47 NS NS 7 7 7 %6 %9 %5 NS 19 19 30 27 32 13|38 39 40 38 39 57%52 44 NS NS%26 NS NS NS %3 4 4 4 1 17 18 16 40 32 14|34%26%34 -- -- -- --%75 67 49%38 23 15 8 9 8 3 9 11 15 22 27 38 39 15|49 51 50 41 47 48 50 52 54 53 32 15 10 %8 %6 ES ES NS NS 8 23 32 36 42 16|43 52 50 54 48 38 53 59%56 55 29 25 %8 6 5 4 5 2 4 9 7 29 29 47 17|42 48 41 32%38 39 51 59 58 53 37 19 19 7 3 7 6 4 NS%17 16 23 42 40 18%50 49 37 26 33 48 50 56 63 47 35 19 6 8 7 4 3 4 3 12 22 25%32%33 19|54 58 33 NS 34 39 63 72 71 51 32 20 9 11 6 4 2 8 3 5 18 25 33 44 20|46 51 37 45 32 46 54 67 64 56 36 13 15 3 %2 %5 4 4 6 12 16 33 37 57 21|57 38 33 42 41 37 45 60 63 57 22 26 8 %7 6 5 3 5 8 9 23 31 39 47 22|60 48 50 46 42%38 75 57 52%53 39 11 NS 10 14 5 6 6 9 NS%26%24%50 59 23|73 67 51 48 45 64 55 80 66 NS NS NS NS NS NS NS %2 5 4 18 16 NS NS NS 24%70 50 51 57 51 52 56%73%59 -- -- -- -- -- -- -- -- 3 6 9 5 28 50 51 25|51 55 NS 31 54 67 64 54%52 NS NS 16 NS %4 NS NS NS NS NS 9 22 30 35 54 26|50 51 NS NS 53 53 63%68 64 54 40 NS NS NS%18 3 10 3 4 9 8 18 29 51 27|46 63 61 61 NS%54 63 80 61 71 32 15 19 9 8 1 5 5 5 7 16 26 38 41 28%40 47 27 53 44 60 76 74 79 65 36 22 8 7 5 5 8 4 6 12 11 21 34%50 29|NS 46 29 31 55 60 71 80 71 50 32 22 7 8 9 8 2 4 5 13 12 22 37 40 30|53 48 45 45 53 57 76 93 75 47 41 22 14 8 7 9 4 5 11 8 20 28 41 45 ---+----------------------------------------------------------------------- Apr|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 Apr|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 1 1 02| 1 1 03| 1 1 1 1 1 2 1 04| 1 1 1 1 1 05| 1 1 1 1 06| 1 07| 1 1 08| 1 1 09| 1 2 1 10| 1 1 11| 1 12| 1 1 1 1 1 1 1 13| 1 14| 1 1 1 15| 1 1 1 1 1 1 16| 2 2 1 17| 2 1 18| 1 1 1 19| 2 1 1 1 1 20| 5 2 21| 1 1 1 2 1 1 22| 1 1 1 1 1 23| 1 1 1 1 1 2 1 24| 1 2 1 3 3 25| 1 1 1 1 2 1 26| 2 1 1 1 27| 1 28| 1 2 2 1 1 29| 1 1 3 1 1 1 30| 1 1 1 1 1 ---+----------------------------------------------------------------------- Apr|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 (132d30m39s E,34d27m38s N) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : 5.6m loop antenna (original) dir: zenith Receiver: MC-90 Meteor RX1 (53.75MHz) Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Apr|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|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 03|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- %3 %4 4 0 %5 --%15 18%20 04|23 18 22 16 9 22 18 23 11 2 %5 6 IF IF IF IF IF IF 1 6 12 17 15 11 05|22 20 14 15 21 19 21 23 11 13 6 4 3 2 %9 IF IF IF 2 2 10 17 12 13 06|14 14 19 IF 24 27 20%24 20 17 12 3 7%10 %4 IF %2 IF 2 4 8 11 12 12 07|IF IF 5 4 10 7 11 8 9 11 5 8 11 %8 IF 4 7 4 5 2 10 15%28 31 08|36 32 46 28 31 43 27 20 35 33 21 12 11 13 7 7%12 IF 7 4 18 19 24 23 09|33 27 44 32 33 46 38 38%44%30 16 10 8 6 6 5 8 9 6 13 11 15 27 26 10|22 28 37 36 34 45 33 31 22 20 17 9 9 6 9 5 %6 2 4 5 14 23 25 26 11|21 38 35 32 36 35 39 46 53 42 31 18 16 13 10 12 11 11 9 %6 18 15 34 22 12|37 36 33 35 39 42 46%55 32 41 26 26 20 15 13 14 %6 IF 10 13 18 23 34 35 13|31 38 38 35 IF IF%40%63 42 28 15 9 11 11 9 9 6 13 8 12 16 29 30 36 14|43 38 47 32 43 46 60%32 31 25 16%21%36 15 28 IF IF IF IF 15 14 24 29 30 15|49 48 36 53 60 61 60%48%40 26 15 27 8 6 7 7 8 3 15 6 14 29 20 32 16|43 32 43 48%35 48 46 52 35 31%23 IF IF IF IF%34 IF IF IF 8%15 IF IF IF 17|IF IF 42 38 39 52 60%50 IF 21 20 12 %4%24 IF 16 %9 %7 %7 6%16 29 30 33 18|IF 26 34 40 47 44 51%36 27%12 19 IF IF IF IF IF IF IF IF 4 IF 19 28 28 19|32 35 28 33 35 41 42 IF%22 17 8 12 11 IF IF %4 %6 IF %3%12 IF 13 25 18 20|30 26 IF 24 15 16%16 24 21 21 15%10 13 12 13 8 9 %5 %8%10 12 12 26 24 21|27%29%29%35 46 41 38 39 26 22 13 15 12 8 14 8 IF %9%12 IF IF%18 31 31 22|38%35 IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF%47 23|44 49 34 34 42 46 59 54 38%38 23 10 9 IF IF IF IF%15 IF IF IF IF IF IF 24|IF IF IF IF 36 47 44 35%15 19 10%11 IF IF IF IF IF IF %6 6 14 23 22 40 25|26 30 31 28 21 38 37%51%28 21 IF IF%16 11 12 9%14 0 2 9 14 22 19 24 26|31 26 32 27 39 29 37 31 32 10 17 IF IF IF IF IF IF IF IF IF IF%22 25 26 27|27 37 29 39 39 49 52 32%23 13 11 12 17%14 %6 IF IF IF IF IF%11 14%24 29 28|31 36 25 34 27 48 47 28 14 10 4%20 IF %8 8 IF IF %5 IF 8 10%13%36 19 29 |%29 24 18 28 24 34 30 28 14 7 11 14 4 IF IF %8 %9 %4 7 7 16 9 24 26 30|20 26 21 16 38 26 33 31 27 9 6 11 6 10 7 4 4 4 6 6 9 10%19 25 ---+----------------------------------------------------------------------- Apr|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 Apr|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|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 03| 04| 05| 06| 1 1 07| 3 1 08| 1 1 1 09| 1 10| 1 1 2 11| 1 1 12| 1 1 1 13| 2 14| 1 15| 1 1 16| 17| 1 1 2 18| 1 1 19| 1 1 20| 1 1 21| 22| 23| 1 1 1 24| 2 2 2 1 1 25| 1 1 26| 1 1 27| 1 1 1 28| 29| 30| 1 2 1 1 ---+----------------------------------------------------------------------- Apr|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: Kawaguchi Science Museum [Masahiko Matsuda] Location: Kawaguchi, Saitama,Japan(139.72E, 35.82N) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : 5el-Yagi (15m height) direction 270+ALA-(WEST) Receiver: IC-R75 Method: by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Apr|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 18 9 13 8 9 12 6 15 9 2 4 3 4 7 5 4 3 3 9 6 5 12 4 02|15 8 8 9 11 11 7 16 15 12 9 4 8 6 4 6 1 5 2 4 3 4 10 10 03|12 12 6 5 10 7 16 10 8 15 9 8 5 3 3 0 3 1 4 2 3 6 6 11 04|10 13 16 17 25 11 15 8 7 14 6 9 8 5 5 1 2 0 4 6 6 6 14 13 05|13 14 8 10 11 11 14 12 9 12 4 3 5 3 2 2 2 4 3 5 6 7 15 5 06|14 13 11 15 11 10 13 13 11 10 11 1 2 6 2 3 2 1 4 2 1 11 5 3 07|11 8 11 10 13 39 8 11 9 12 13 8 6 3 8 4 1 4 3 2 5 6 6 19 08| 3 5 10 10 7 10 15 6 11 6 5 3 5 3 2 2 2 3 4 1 0 5 4 3 09| 7 2 7 8 14 5 12 3 8 5 4 4 1 6 4 2 4 1 2 2 4 5 9 9 10| 7 9 5 6 6 10 13 12 5 11 8 5 5 1 3 2 3 0 2 4 5 8 8 12 11| 9 10 18 14 7 11 13 9 8 7 9 9 1 5 3 4 1 2 5 7 8 10 11 14 12|11 10 14 8 9 15 7 6 12 15 12 3 5 1 4 3 3 0 2 2 6 5 2 7 13| 6 14 6 14 9 12 11 12 10 11 9 5 5 3 4 2 0 1 2 4 6 2 7 7 14| 6 16 10 5 10 13 12 10 11 14 6 7 2 6 5 4 2 0 4 3 4 5 4 12 15| 5 13 9 8 14 15 8 10 5 10 3 3 3 3 0 2 1 4 4 6 5 9 4 11 16|10 12 8 15 2 9 17 13 12 9 8 2 5 7 2 7 3 3 4 2 0 10 9 12 17|13 9 12 13 9 13 16 17 6 12 8 8 2 4 4 4 3 4 1 5 3 4 8 14 18|10 11 6 13 11 13 10 9 16 12 9 0 6 9 3 2 5 2 2 2 4 4 8 5 19|14 8 14 17 10 18 16 14 12 15 5 5 4 7 7 3 5 1 3 2 5 6 2 9 20|13 13 14 15 14 13 12 16 8 14 9 4 4 6 3 5 1 1 2 5 10 10 15 13 21|17 17 10 16 9 15 16 8 12 6 7 4 2 4 6 1 1 1 0 0 8 5 15 10 22|10 10 20 15 16 15 18 19 20 10 12 7 3 6 5 1 5 1 2 5 7 10 11 14 23|31 22 15 14 17 16 11 16 11 11 12 5 3 3 2 5 5 1 0 0 5 10 9 5 24| 7 13 19 14 19 16 16 20 12 12 0 0 1 1 4 16 4 7 2 1 8 6 12 13 25|13 9 12 17 10 15 16 12 5 0 6 6 3 5 5 2 4 2 4 1 7 4 13 12 26| 6 21 14 11 15 13 10 16 10 12 2 7 9 3 1 1 2 3 2 5 4 8 11 9 27|11 18 17 5 14 17 20 14 12 7 4 2 5 4 5 4 4 0 5 4 5 9 12 12 28|15 16 17 14 14 13 18 19 10 18 16 11 3 10 2 2 4 0 4 4 4 14 12 13 29|15 10 10 16 17 16 17 18 14 12 8 5 9 5 4 4 7 1 3 10 5 9 11 18 30|14 10 12 8 16 15 21 20 15 13 11 4 5 6 6 5 2 1 1 3 3 4 5 14 ---+----------------------------------------------------------------------- Apr|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 Apr|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 03| 04| 1 05| 1 1 06| 07| 1 1 08| 09| 1 10| 1 11| 1 12| 1 13| 1 1 1 14| 15| 1 1 16| 17| 1 1 1 18| 1 4 19| 1 1 1 20| 1 3 1 21| 1 1 1 22| 2 2 1 1 23| 1 1 1 2 24| 1 25| 1 26| 1 2 27| 1 28| 1 1 1 29| 1 30| 1 1 1 1 1 ---+----------------------------------------------------------------------- Apr|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: Masaru Kubota Location: Yokohama, Kanagawa, Japan (139.541E, 35.526N) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : COMET HB9CV (2el.) 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 -- Apr|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|26 40 35 39 31 30 36 24 42 22 21 33 25 19 17 14 8 6 7 5 8 16 26 17 02|26 21 28 34 37 42 30 33 31 42 30 25 34 26 12 17 7 6 4 2 9 13 23 20 03|25 29 17 16 19 23 34 21 23 31 23 24 21 19 12 9 2 0 5 5 12 11 20 23 04|27 35 40 34 27 30 30 38 38 28 27 27 22 16 19 12 11 3 6 6 7 9 14 19 05|19 32 30 26 23 25 22 30 32 16 24 27 25 15 25 10 10 6 4 4 7 15 12 21 06|18 31 35 18 23 21 18 31 37 25 24 13 24 18 23 16 13 5 8 4 7 15 14 10 07|27 30 42 40 26 26 28 31 38 32 28 24 18 11 11 15 13 2 9 4 6 14 8 15 08|19%15%10 15 23 22 34 21%22 IF IF%11 IF IF IF IF IF 6%12 2 9%15%12 IF 09|25 22 28 35 21 28 21%34 25 23 33 24 34 27 7 12 9 4 7 6 7 6 13 21 10|17 19 31 30 23 30 21 30 30 26 25 28 17 16 17 8 1 5 3 5 9 10 19 25 11|19 29 24 36 28 32 29 24 21 29 30 32 18 23 17 14 5 4 7 10 10 11 18 25 12|24 34 34 31 24 30 22 31 36 32 16 19 35 22 19 16 6 2 5 8 10 13 19 21 13|16 28 26 36 20 33 22 39 35 29 21 26 25 32 25 10 9 5 8 5 12 6 8 26 14|25 33 46 34 27 35 34 29 37 27 33 45 23 34 18 15 11 3 7 5 12 19 26 22 15%18 38 29 22 35 30 34 30 31 29 22 27 14 30 16 11 3 3 5 6 12 18 23 37 16|20 35 46 56 38 32 48 39 45 30 32 38 36 27 16 13 6 8 10 6 9 12 23 44 17|48 35 33 57 32 33 40 50 49 37 34 43 44 39 38 27 7 6 3 4 12 18 24 38 18|37 37 47 38 43 49 25 29 40 33 48 52 39 57 31 21 13 7 2 6 9 22 18 20 19|22 35 49 45 36 60 44 55 34 47 49 33 33 27 21 4 11 6 8 10 7 21 21 27 20|33 49 37 37 44 43 42 43 27 39 42 47 47 40 30 18 13 6 6 17 24 19 25 49 21|34 47 49 37 51 24 33 32 24 19 28 30 28 16 9 7 4 8 2 8 14 18 21 30 22|41 44 45 39 47 37 50 42 57 33 41 48 33 39 35 17 7 6 11 10 16 15 24 35 23|58 57 58 54 59 71 47 54 49 49 29 23 23 32 24 13 6 3 7 3 22 19 21 18 24|33 38 59 49 39 48 50 51 38 31 IF IF 15 21 14 14 8 8 5 4 12 7 41 30 25|41 42 32 48 43 39 31 27 25 46 30 45 53 41 24 18 16 9 6 5 14 9 23 17 26|19 28 37 27 30 24 23 39 25 30 28 26 27 14 18 13 5 8 3 10 7 12 24 20 27|28 38 35 39 38 36 42 32 34 41 28 16 28 35 28 14 13 4 7 6 10 19 28 19 28|37 52 47 51 52 44 44 42 29 38 46 44 40 34 24 14 11 5 8 6 7 24 10 30 29|18 29 27 46 41 43 45 35 37 25 26 30 42 24 17 8 5 6 6 7 8 8 27 21 30|12 26 46 29 41 37 52 39 43 49 38 36 27 37 12 13 8 4 4 7 12 6 19 24 ---+----------------------------------------------------------------------- Apr|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 Apr|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 03| 04| 2 05| 1 06| 1 07| 1 1 08| 1 09| 2 10| 1 11| 1 1 1 12| 1 2 1 13| 1 1 1 14| 1 15| 1 1 16| 1 1 17| 1 1 18| 1 1 4 1 19| 1 1 1 1 20| 1 1 3 1 21| 1 22| 2 1 2 2 1 1 1 23| 1 1 1 1 1 2 1 24| 1 1 1 2 1 1 25| 1 26| 1 1 27| 1 28| 1 1 29| 1 1 30| 1 2 2 ---+----------------------------------------------------------------------- Apr|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 : Towada Technical High School Location : Aomori, Japan (141.14 E, 40.37 N) Frequency: 53.750 MHz Antenna : 3el. Yagi (Radix) H=20m Receiver : HRO receiver Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 ---+----------------------------------------------------------------------- 01|39 54 28 15 14 16 20 7 15 11 5 16 23 26 45 25 35 33 29 29 33 39 54 53 02|34 24 31 6 15 10 10 9 10 9 12 16 18 25 39 39 33 25 41 41 60 96101112 03|43 25 26 17 10 12 14 6 11 7 10 21 29 24 34 45 38 36 33 40 42 47 55 53 04|41 36 19 15 5 12 8 3 7 8 6 13 21 29 37 37 24 22 29 33 46 33 43 48 05|53 NS NS NS NS NS 13 NS 9 11 10 12 28 31 42 41 40 44 43 31 25 39 31 50 06|38 22 23 NS 50 n NS 5 7 10 6 11 22 23 38 31 25 23 32 27 26 29 40 43 07|23 N 65 6 5 10 12 17 20 N NS NS 68 90108115 93 89 93101 91 81 63 84 08| N 42 N NS 24 13 17 8 3 8 22 19 21 22 31 16 26 23 29 35 24 27 38 27 09|43 22 9 13 13 17 14 12 7 10 9 22 35 30 49 38 40 26 29 44 38 36 53 48 10|59 37 41 17 16 14 16 9 6 14 23 19 76 88103112 81 45 45 29 41 33 50 54 11|45 NS NS 21 10 9 14 10 9 12 8 19 26 31 40 24 29 46 39 47 35 38 42 44 12|52 45 28 23 18 21 26 16 11 12 18 16 32 18 52 40 42 48 79 97108106152130 13126 N NS 52 NS NS 36 31 25 25 29 34 65104108 97113 95106104107 89105 86 14|44 38 32 17 20 14 13 10 11 8 9 16 25 38 38 43 44 30 41 42 50 57 68 46 15|45 30 19 15 15 22 ES 29 19 30 40 62 73 78 88102 73 69 73 75 74 53 66 16|45 23 22 13 9 14 7 3 5 7 8 11 27 35 48 43 46 41 45 52 47 60125139 17133 73 23 7 20 13 18 8 3 7 8 17 26 42 43 53 42 46 25 39 47 47 48 57 18|55 36 18 9 11 16 14 23 10 7 10 15 35 38 34 47 46 41 35 34 38 39 60 58 19|43 35 19 18 18 22 7 4 14 10 12 18 25 47 51 37 37 38 44 30 34 45 54 72 20|56 37 20 28 NS 22 22 32 19 22 23 42 78 92102114 85 94103119108125132130 21|94 39 31 26 N NS 20 12 N 4 8 75 32 37 46 58 51 48 40 44 38 52 50 64 22|51 43 25 17 16 26 15 N 14 14 41 48 92 95110111105 74 89110 95119115 23|83 75 57 50 54 45 22 24 ES 18 22 25 47 55 62 65 72 76 75 67 81 69106 79 24|72 NS ES 38 32 46 28 27 22 17 16 29 47 60 67 61 55 51 65 80 82103102 82 25|89 69 N NS NS NS 21 19 18 16 22 32 41 62 79 79 61 76 52 79 79 84112106 26|96 81 39 35 41 NS NS NS NS NS 22 27 40 53 60 55 63 65 63 61 85 94 80 81 27|80 N N NS 41 IF IF NS NS NS 23 44 77111103 82 77 66 75 68 76 84 96111 28|74 64 48 39 51 54 24 24 15 18 24 30 38 63 78 79 76 66143128 84 92 82 81 29|75 NS NS NS NS NS NS NS 10 4 NS NS 23 30 41 49 40 38 38 37 53 60 52 62 30|55 47 NS NS 38 25 37 15 15 10 9 13 28 30 54 -- -- -- -- -- -- -- -- -- ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Echoes longer than 20 seconds Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 ---+----------------------------------------------------------------------- 01| 0 0 1 0 1 1 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 1 0 1 02| 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 3 0 03| 3 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 04| 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 0 1 1 05| 0 NS NS NS NS NS 0 NS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 06| 2 1 0 NS 0 n NS 0 0 0 0 0 0 0 0 0 0 0 0 1 1 4 1 2 07| 1 N 0 0 0 0 0 0 0 N NS NS 0 0 0 0 0 2 2 0 2 0 0 1 08| N 0 N NS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 09| 1 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 10| 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 11| 0 NS NS 1 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 1 2 1 2 12| 2 2 1 0 1 1 0 0 0 0 0 0 0 0 0 0 2 0 0 1 3 1 2 1 13| 0 N NS 0 NS NS 0 0 0 0 0 0 0 0 0 0 0 1 0 1 3 2 2 1 14| 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 1 15| 1 0 0 0 0 0 ES 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 2 16| 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 3 0 1 2 17| 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 0 0 1 0 0 18| 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 0 2 19| 1 2 0 0 1 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 4 2 3 0 20| 1 1 0 0 NS 0 0 0 0 0 0 0 0 0 0 1 1 0 1 3 0 1 1 0 21| 5 1 1 0 N NS 0 0 N 0 0 0 0 0 0 1 0 2 1 1 1 0 1 1 22| 3 0 0 0 2 1 0 N 0 0 0 0 0 3 2 3 2 2 5 6 5 4 1 23| 3 1 0 0 0 0 0 0 ES 0 0 0 0 1 1 0 0 1 0 1 3 1 4 3 24| 0 NS ES 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 1 1 3 0 4 0 25| 2 0 N NS NS NS 0 0 0 0 0 0 0 0 0 0 0 1 1 1 3 2 1 1 26| 0 0 0 0 0 NS NS NS NS NS 0 0 0 0 0 0 0 0 0 1 1 1 1 0 27| 2 N N NS 0 IF IF NS NS NS 0 0 0 0 0 0 0 0 0 1 0 2 0 3 28| 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 0 29| 0 NS NS NS NS NS NS NS 1 0 NS NS 0 0 0 0 1 0 1 0 0 1 0 2 30| 2 0 NS NS 0 0 0 0 0 0 0 0 0 0 0 -- -- -- -- -- -- -- -- -- ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 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. In Japan, radio meteor observation has become the major meteor observation by means of development of low-price receiver and useful automatic data-taking software (HROFFT by Mr.K.Ohkawa). There are 70 observational sites in Japan, most of which utilize the radio source of 53.750MHz (50W) transmitted at Fukui-NCT(by Mr.K.Maegawa). FM-radio Observation has become difficult in Japan because of the recent increase of small-FM staions. I hope RMOJ will be helpful to radio observers, as well as all meteor observers. Hiroshi Ogawa 2005.05.21