Radio Meteor Observation in Japan No.031 May, 2004 ( 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 -- May|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|21 16 23 21 18 24 20%26 NS NS NS NS NS NS NS NS NS NS %2 2 6 3 10 12 02|21 18%12 NS NS NS%24 NS NS NS NS NS NS NS NS NS NS NS 2 5 4 9 12 17 03|14 22 20 14 29 33 30 21 44 31%34 29 24 19 25 9 11 6 3 2 6 3 12 17 04|14 23 20 25 29 33 31 28 32 40 30 35 32 24 19 NS 9%10 NS %5 4 10 13 20 05|18 19 14 24 37 27 34 29 27 36 29 30 33 22 9 7 4 4 5 2 4 13 12 12 06|18 21 20 25 24 25 32 31 29 26 26 24 30 24 11 10 9 5 3 2 10 10 15 21 07|16 16 24 20 20 17 22 33 30 27%26 NS NS NS NS NS NS NS %2 NS %6 10 18 9 08|12 18 13 19 17 26 26 19 19%39 NS NS NS NS NS NS NS NS 6 %2 7 13 8 14 09|14 22 17 13 26 21 23 23 28 16 20 12 25 19%17 11 5 3 6 7 10 9 14 12 10|27 21 26 15 35 31 32 33 17 22 18 26 19 18%20 NS 2 5 7 %6 %6%12 14 14 11|19 25 27 19 24 18 29 33 26 27 11%26 NS NS NS NS NS NS NS NS NS %9 6 11 12|15 14 15 17 30 22 16 14 27%20 NS NS NS%30%10 NS NS NS 3 6 6 %6 5 15 13|14 15 11 20 17 18 22 21 11 20 26 17 27 19 23 14 7 3 5 3 6 15 15 15 14|13 19 20 18 25 25 17 15 15 19 15 18 NS NS NS 15 5 5 8 4 9 10 12 8 15|19 16 18 17 14 21 25 17 18%12 NS NS NS NS NS NS NS %6 1 3 3 8 13 16 16|18 19 18 29 18 27 29 18 21 16 18 19 15 32 15 18 8 5 2 7 5 %8%11 8 17|28 20 19 22 24 24 25 21 23 14 21 18 21 16 16 15 7 3 3 2 %2 12 10 18 18|11 20 23 17 15 18 10 15 7 15 8 7 9 19 12 11 10 5 1 4 6 8 10 16 19|19 17 16 11 16 15 13 14 20 20 7 12 17 15 10 10 6 5 5 3 5 7 8 19 20|18 22 12 17 23 29 25 20 22 8 14 14 18 15 16 15 12 9 6 7 5 8 18 29 21|29 26 22 29 24 35 22 20 15 17 7 20 11 19 19 13 5 3 3 2 3 %9 11 8 22|25 16 13 17 19 15 23 18 8 9 10 14 15 20 9 11 6 1 3 6 6 10 12 17 23|14 14 17 17 16 12 17 15 21 12 11 13 13 15 15 12 6 6 3 7 3 8 12 29 24|24 15 28 18 21 26 18 20 21 13 9 10 NS 13 16 %8 9 6 3 6 9 10 12 20 25|13 18 22 12 20 16 17 27 26 17 %8 %9 NS NS NS NS NS NS %2 NS NS 8 10 18 26|11 24 13 18 17 15 12 18 11 11%12 NS%18 ES NS NS NS %3 3 6 8 9 9 19 27|14 9 14 20 22 16 13 25 21 6 13 %8 NS NS 12 11 9 9 3 4 8 4 11 8 28|15 23 13 15 14 14 21 19 23 10 8 9 NS%20 9 8 7 8 5 %6 %5 13 13 20 29|13 16 15 9 15 15 22 14 8 15 12 NS NS NS NS NS NS NS 2 3 4 NS %7 12 30|15 16 14 15 16 18 12 16 11%10 14 13 18 20 NS%12 2 5 0 6 2 12 10 14 31|20 30 22 8 19 17 20 20 14 6 12%11%15%20 NS NS NS 5 5 5 6 10 5 16 ---+----------------------------------------------------------------------- May|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 May|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| 1 03| 1 1 1 04| 1 2 2 1 1 05| 2 3 2 06| 1 1 1 2 1 1 07| 1 1 08| 1 1 09| 1 1 10| 1 1 1 11| 1 1 12| 1 1 1 13| 1 1 14| 1 15| 1 16| 1 1 17| 1 18| 1 1 1 19| 1 20| 1 21| 1 22| 1 23| 2 24| 25| 26| 1 27| 1 28| 1 29| 1 1 30| 1 1 31| ---+----------------------------------------------------------------------- May|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 -- May|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| 4 10 6 4 6 12 6 4 11 8 3 4 10 1 3 3 2 0 1 1 0 2 5 4 02| 4 9 5 3 6 5 7 7 6 8 3 5 10 4 3 6 1 1 2 0 1 3 6 -- 03| 4 5 5 4 8 5 8 7 6 4 7 6 1 3 3 3 2 1 0 2 0 3 3 8 04| 6 3 4 5 6 7 12 14 9 10 7 3 9 6 3 3 0 0 1 2 1 3 2 4 05| 7 7 1 6 7 14 16 7 6 5 4 3 4 4 7 3 1 0 1 2 1 4 5 2 06| 8 2 4 1 6 4 8 7 9 5 5 5 3 4 1 3 1 3 4 3 3 6 5 9 07| 2 3 11 9 11 10 5 12 7 7 5 1 6 6 4 5 %2 %2 0 2 5 4 5 4 08| 6 5 3 2 4 5 7 13 4 4 7 2 6 6 7 6 1 0 2 -- -- %3 6 7 09| 8 6 10 7 4 11 8 12 6 4 2 8 4 9 10 3 3 2 1 2 3 3 2 4 10| 6 5 7 11 9 10 19 12 9 8 7 2 7 7 6 3 7 1 2 4 1 6 5 7 11| 5 8 7 8 5 6 6 14 8 6 5 2 7 8 9 5 2 3 0 3 1 6 8 2 12| 4 11 4 4 9 4 7 7 9 7 3 3 9 4 4 4 3 1 1 2 2 7 7 4 13| 8 2 13 10 9 13 18 17 12 4 2 6 7 2 11 7 5 0 4 2 4 7 8 6 14| 7 8 8 4 6 4 12 8 11 5 1 2 5 4 4 2 4 2 4 1 4 4 10 5 15|11 9 5 4 5 8 9 6 2 2 0 3 6 16 8 5 2 3 1 0 4 9 5 7 16| 9 13 7 7 7 9 11 11 2 11 6 1 3 17 11 4 3 1 0 3 2 3 6 8 17| 4 8 8 12 7 10 12 9 9 6 5 6 8 6 5 5 3 3 1 0 0 7 6 5 18| 9 11 7 6 10 13 8 9 6 4 3 3 4 13 8 5 2 3 1 1 1 2 3 7 19|11 11 6 4 9 10 16 12 2 4 3 2 4 7 4 3 1 1 4 0 0 2 6 7 20| 8 0 8 8 13 10 11 14 16 4 2 4 3 8 4 7 4 1 5 2 1 2 7 7 21| 5 7 7 10 6 7 8 6 6 5 4 1 7 11 7 4 4 1 3 0 3 9 11 15 22| 7 10 8 8 5 13 11 12 9 10 3 4 3 7 8 5 5 0 2 1 7 9 5 12 23|11 5 10 15 9 15 14 9 13 6 3 6 6 9 8 8 4 2 2 5 4 6 5 11 24| 6 11 11 3 8 7 7 10 4 8 1 1 8 7 9 6 3 3 2 1 3 4 7 8 25| 1 10 5 5 4 6 10 11 8 2 3 2 5 6 7 7 4 4 1 2 1 11 13 6 26| 5 6 5 4 6 6 3 8 7 6 3 2 9 12 6 7 6 0 3 1 6 8 7 11 27| 8 9 3 10 7 7 16 15 7 4 3 4 4 11 8 8 4 0 0 3 6 4 9 12 28|13 16 12 11 10 24 23 16 19 5 2 5 5 10 6 4 10 5 2 3 3 6 12 5 29| 9 11 5 5 8 14 12 14 7 8 8 3 8 6 5 9 2 3 3 3 4 8 9 14 30|14 1 6 16 9 18 14 20 11 7 4 7 9 11 13 6 3 4 1 0 2 4 12 8 31|15 12 11 6 13 13 23 17 13 10 8 6 12 16 9 6 1 4 0 1 2 15 7 7 ---+----------------------------------------------------------------------- May|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 May|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| 2 03| 1 04| 1 1 1 05| 1 1 4 1 06| 1 2 1 1 07| 1 1 08| 1 09| 10| 1 11| 1 12| 1 1 1 13| 1 14| 1 15| 1 16| 1 17| 1 1 18| 19| 20| 21| 22| 23| 24| 1 25| 1 26| 27| 28| 29| 30| 31| ---+----------------------------------------------------------------------- May|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) May|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| 6 8 10 9 9 7 10 16 10 8 7 %3 4 %3 5 %0 %2 -- 1 %0 %5 1 1 4 02|10 8 6 9 12 8 15 9 7 10 1 4 6 %5 %4 %6 -- -- %3 %2%11 5 4 4 03| 6 9 6 9 14 7 19 18 10 12 4 3 0 0 %4 %2 2 %0 5 -- -- -- -- -- 04|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 7 12 05| 8 5 2 5 14 27 17 11 -- -- -- -- %0 0 1 -- %0 %0 0 -- %0 2 2 2 06| 2 8 7 11 16 21 30 26%10 NS NS NS NS NS NS NS NS NS NS 4 2 %4 8 7 07|10 7 10 9 9 15 14 17 16 6 2 1 2 5 1 5 4 3 2 -- 5 8 8 10 08| 9 6 7 9 28 24 23 19 9 7 NS NS 6 NS NS NS NS NS 2 %4 4 6 9 8 09| 8 3 1 12 12 23 18 22 15 %9 %5 4 5 1 %2 %0 0 4 2 %2 1 10 7 10 10|10 12 9 10 13 20 15 19 13%10 IF IF IF IF IF ES 2 3 2 4 7 9 5 6 11| 7 6 13 8 13 14 27 22 17 10 6 7 5 4 2 4 2 3 %2 1 4 7 6 7 12| 8 7 8 8 12 6 20 18 14 8 4 2 4 5 2 5 0 1 7 4 %2 -- 9 7 13| 7 12 3 3 12 15 19 10 17 16 12 %2 3 7 4 4 4 %2 ES -- -- %8 3 14 14| 8 3 11 10 14 12 17 15 20 NS NS NS NS NS NS NS NS NS NS -- NS NS NS NS 15|NS %7 5 12 7 21%30 NS -- -- -- -- -- -- -- -- -- -- -- %5 %6 %8 9 7 16| 9 9 6 9 8 17 25 24%22%12 7 4 6 4 13 7 3 9 3 1 %8 11 8 13 17|11 12 12 10 17 23 16 28 13 10 11 7 4 3 7 14 7 3 IF 3 2 7 10 14 18|15 15 7 10 15 14 23 23 16 %4 NS NS NS NS NS NS NS NS NS NS %7 5 13 14 19| 9 10 11 15 12 18 26 32 25 3 NS NS NS NS NS NS 6 2 2 1 4 5 12 7 20| 6 13 10 10 13 24 23 17%29 IF IF%10 5 3 10 13 9 4 3 %0 5 8 10 6 21|11 9 5 12 9 19 26 24 27 21 11 4 %0 5 8 %7 %5 2 %1 5 4 10 11 12 22|14 7 5 9 8 17 23 23 9 6 7 4 1 NS NS NS NS 2 3 1 6 11 13 6 23| 9 6 8 16 10 25 21 19 8 8 8 %4 NS NS NS %5 3 2 1 3 2 12 10 11 24|10 12 7 11 18 17 15 9 15 16 %6 NS NS NS NS %6 2 0 1 3 5 6 10 14 25|15 12 8 17 11 22 16 17 21 17 7 5 10 3 1 1 1 2 2 2 10 13 25 16 26|14 10 11 9 14 19 16 13 15 12 11 IF %3%10 %4 ES %8 7 4 3%10 12 8 11 27|14 7 7 10 13 23 24 20 21 19 10 4 6 5 4 7 1 1 %3 7 7 %8 15 16 28|12 13 4 5 15 13 17 24 17 11 5 6 3 4 5 4 1 3 4 2 4 5 12 8 29| 9 4 7 6 6 15 15 10 9 7 6 3 3 3 7 8 7 5 4 5 4 8 8 10 30| 6 4 9 5 13 13 15 13 15 19 7 0 4 2 2 9 4 6 4 5 3 1 8 13 31|10 11 3 4 8 11 19 20 27 12 7 5 3 8 2 9 3 1 1 3 3 9 8 7 ---+----------------------------------------------------------------------- May|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 May|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| 1 1 1 04| 05| 1 2 06| 1 2 1 07| 1 2 1 08| 1 1 1 09| 1 1 1 10| 1 11| 1 1 2 1 12| 1 1 1 13| 14| 15| 1 16| 1 17| 18| 1 19| 1 1 20| 21| 22| 1 1 23| 24| 1 2 1 25| 1 26| 1 1 27| 1 3 28| 1 29| 1 30| 31| ---+----------------------------------------------------------------------- May|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 -- May|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|15 14 15 21 13 17 15 14 10 %6 NS NS NS NS NS NS NS NS NS 2 3 6 7 6 02| 4 8 9 9 10 10 11 17 19 15 10 9 8 5 9 4 2 3 1 2 5 4 7 11 03| 9 9 11 10 19 29 21 16 17 17 13 12 10 10 7 4 3 1 4 2 4 5 5 11 04| 7 3 10 12 22 25 18 36 38 69 50 43 35 29 28 8 7 9 8 5 7 11 12 22 05|15 15 20 28 27 26 29 29 35 33 24 26 17 8 6 6 3 5 3 2 4 6 12%12 06|18 20 17 16 20 22 26 26 26 21 25 19 19 11 7 9 6 3 2 2 10 13 11 21 07|14 19 22 20 23 14 19 30 38 18 15 NS NS NS %2 9 %0 %4 4 2 7 14 15 17 08|10 11 15 18 23 9 24 12 8 5 8 NS NS NS NS NS NS %4 2 2 6 6 10 12 09|13 14 13 12 19 24 20 22 21 21 19 13 14 8 6 9 5 6 2 7 9 9 13 12 10|23 22 26 23 33 31 32 32 24 19 12 21 13 21 11 4 1 5 3 8 10 13 10%21 11|19 33 21 20 25 20 11 32 25 21 18 17 23 NS NS NS NS NS 2 2 7 13 22 8 12|24 21 31 20 18 17 18 30 22%10 NS NS NS NS%16 5 8 3 2 7 8 6 11 23 13|14 16 20 14 22 24 14 16 20 18 17 19 24 12 14 10 2 6 2 1 5 13 7 16 14|11 23 22 18 23 20 21 22 12 10 17 17 18 22 29 15 7 8 5 4 10 15 21 18 15|16 18 15 17 17 27 29 18 NS NS NS NS NS 10 7 7 3 5 5 10 14 16 25 18 16|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 17|17 18 19 20 25 24 19 26 26 12 7 6 5 8 11 7 8 6 5 5 5 15 12 8 18|14 22 11 14 15 12 12 12 6 9 16 4 7 8 9 7 1 2 1 4 2 11 16 10 19|16 17 12 18 14 9 12 20 20 19 7 7 17 10 10 6 8 8 8 4 6 13 10 16 20|15 20 13 14 14 18 23 18 17 5 7 11 6 11 10 6 3 7 2 3 4 12 15 19 21|34 34 15 19 15 24 17 19 18 9 5 8 3 3 4 3 0 3 2 2 4 12 10 %5 22|17 15 9 18 16 20 14 18 12 14 6 8 6 9 4 7 3 4 2 5 6 12 9 15 23|18 18 12 17 18 9 17 15 12 6 8 8 11 7 4 6 8 5 2 5 5 9 9 21 24|15 22 12 13 15 20 9 11 6 13 15 13 NS 5 7 9 5 4 0 5 2 10 11 16 25|15 18 23 12 15 17 12 20%18 NS NS NS NS NS 3 5 3 7 7 1 9 8 11 10 26|16 13 16 20 15 26 13 15 17 12 11 8 NS NS %2 7 3 4 5 2 9 12 13%21 27|21 14 11 14 13 16 14 20 8 10 10 2 7 2 8 8 2 3 2 4 6 5 11 12 28|13 17 14 16 15 16 21 12 18 6 11 9 5 11 5 10 5 6 2 3 6 10 5 8 29|14 8 15 17 10 18 8 6 8 9 3 0 NS 2 14 9 6 4 6 4 6 8 18 12 30|21 16 26 16 16 17 19 16 9 12 6 NS NS NS %4 3 2 3 2 3 18 15 11 19 31|11 20 12 15 24 12 15 22 12 13 6 12 5 9 16 3 5 5 1 2 6 12 8%29 ---+----------------------------------------------------------------------- May|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 May|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 02| 1 1 2 03| 1 2 1 04| 1 2 2 4 1 05| 3 3 1 2 1 06| 1 1 1 1 1 2 1 1 07| 1 1 1 08| 1 1 1 09| 1 1 1 1 1 10| 1 1 11| 1 1 1 1 12| 2 1 1 1 1 13| 1 1 1 1 14| 1 1 15| 1 16|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 17| 1 1 1 1 18| 1 2 1 19| 1 1 20| 1 1 21| 1 1 22| 1 1 23| 2 1 24| 1 25| 26| 1 1 27| 1 28| 1 29| 1 30| 31| ---+----------------------------------------------------------------------- May|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 May|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|36 37 34 34 53 67 76 93 60 65 36 26 35 29 33 25 18 17 8 17 24 37 50 45 02|46 NS NS NS NS NS NS%54 56 55 43 35 37 46 45 31 13 21 9%14 28 30 42 58 03|47 36 40 42 70 97 68 88 53 46%41 33 30 36 24 22 15 9 13 16 19 32 32 36 04|27 29 39 54 73 76 90 79 66 50 45 37 36 46 45 28 NS NS 20 7 22 36%47 43 05%49 NS NS NS NS NS NS NS%71 71 54 52 36 44 48 28 18 20 NS NS 21 27 30%60 06%44%48 NS NS NS NS%81 69 72 58 44 25 20 35 33 24 15 15 16 10 30 21 28 33 07%37 NS 38 41 56 88 61 76 57 51 38 23 27 29 37 23 22 6 8 11 28 21 32 42 08|24 26 31 45 62 83 70 52 54 44 25 17 10 19 21 23 7 4 13 20 16 25 31 36 09|33 30 34 58 68 78 81 65 53 54 47 31 30 43 33 18 13 8 9 7 14 NS NS NS 10|NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS%22 8 9 14 9 16 23 31 29 11|33 34 32 42 67 65 85 78 54 56 42 20 26 37 38 34 18 16 11 15 23 38 40 44 12|33 43 26 47 49 69 60 66 55 37 27 24 27 36 30 36 14%14 %5%12 13%22 27 34 13|41 36 36 52 58 56 58 48 52 37 25 19 28 31 32 32 16 11 7 16 23 23 35 44 14|34 40 37 32 63 74 61 74 62 49 36 36 37 42 38 33 15 14 10 7 17 32 39 59 15|40 50 51 68 58 88 80 73 67 53 26 21 30 32 40 36 18 9 4 17 16 34 34 49 16|43 58 38 67 54 70 76 79 68 44 31 26 32 51 52 25 23 20 15 16 29 24 43 42 17|48 37 40 45 47 80 71 69 61 40 33 36 40 36 29 21 16 22 %6 19 24%20 54 42 18|49 28 41 44 52 59 71 79 70 41 30 18 20 47 38 34 25 14%12%24%32%24 ES ES 19|44 36 31 41 70 90 74 80 53 45 ES ES ES 47 31 30 16 14 12 19 17 21 42 42 20|48 45 41 43 58 66 92 90 50 37 15 20 19 40 43 40 27 16 8 16 20 35 36 40 21|48 44 37 44 52 69 64 51%56 ES ES ES%15 27 22 28 10 10 16 12 18 19 47 59 22|38 31%36 NS NS NS NS%56 60 47 18 20 29 30 40 28 15 9 13 18 17 21 48 48 23|49 44 39%40 NS NS NS%62 64 26 22 25 39 27 36 35 19 14 9 6 24 24 34%41 24|31 30 21 34 34 34 52 60 50%37 29 22 30 NS NS 24 15 6 10 15 21 19 32 28 25|27 34 34 33 46 57 57 60 41 31%22%28 22 35 38 29 24 15 9 15 15 35 44 43 26|55 45 39 32 54 73 68 47 33 27%19%18 ES NS%44%38%26 8 15 15 14 28 40%32 27|47 29 36 48 56 66 91 65 54 29 ES NS NS 34 40 16 15 6 15 10 13 24 30 29 28|42 44 27 43 52 68 62 57 42 32 17%11%26 ES%28 26 19 6 4 13 15 34 20 49 29|38 33 33 24 37 52 48 46 37 25 23 18 21 33 29 37 21 11 18 14 18 36 35 49 30|46 41 24 36 50 75 61 60 43 17%18%14 NS ES NS NS%12 12 11 11%13%26 30 31 31|27 36 19 22 39 49 58 55 58 16 17 12 23 37 38 32 22 16%14 NS 26 30 26 46 ---+----------------------------------------------------------------------- May|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 May|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 3 2 1 1 1 1 1 1 02| 1 1 03| 2 1 1 1 04| 1 2 5 3 5 1 05| 2 1 1 1 06| 2 1 1 1 07| 1 1 1 1 3 2 08| 1 1 1 1 1 09| 1 10| 1 11| 1 1 12| 1 1 1 2 1 1 13| 1 1 1 1 14| 15| 1 1 1 16| 1 2 2 1 17| 1 1 1 1 1 1 18| 1 1 19| 1 1 2 1 1 20| 1 1 21| 1 1 1 22| 23| 1 1 24| 1 1 25| 1 2 26| 1 1 27| 2 1 28| 2 29| 1 2 1 1 30| 1 1 31| 1 1 ---+----------------------------------------------------------------------- May|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 : Shigeo Sambe Location : Sapporo, Hokkaido, Japan (43.705 N, 141.307 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 : 4el. HB9CV (H=13m) Receiver: ICOM IC-R75 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- May|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|47 36 30 58 67 82 96101 NS NS NS%23 NS NS NS NS NS NS NS%14 13 32 43 42 02|51 52 42 63%87104 ns NS%90 68 31 29 NS NS NS NS%13 NS NS NS NS NS%24%37 03|44 46 46 67 87112128116 95%97%52 NS 28 24%23%34 10 8%13 20 20 33 41 46 04|55 43 68 65 92118159130104%68%74%40 NS 32 NS NS%23 NS NS NS 22 25 50 44 05|52 56 46 77107140139128111 87 56 44 23 23 16%18 NS NS NS ES 17 34 29 56 06|49 50 54 65 79116145128101 74%38 NS 36 30%28 23%14 NS NS NS 23 29 41 38 07|53 46 67 58111112147144%96%76%59%35 22 28 28 21 26 9 12 17%18 33 48 40 08|54 58 53 68117129137136111 90%59%60%22%17 19 16 13 11%14 22 19 29 32 50 09|47 35 70 74 92108129115 84 61%36 NS%26%36 34 18 12 5 %0%12 18 25 46 56 10|43 55 57 75 82 91137137 96%97 51 21%22%17 18 20 %2 11%10%14%32 18 50 58 11|43 43 45 76 70109 94 83 95 75 47 24 14 22 33 12 7 9 8 14 12 29 40 55 12|55 54 54 58 61 79 89 86116%42%60 NS NS NS NS NS ES NS ES %8 13 24 38 38 13|36 55 40 44 83 95 80 83 71 73 52 14 24 32 21 14 8 8 9 9 28 31 34 62 14|50 41 47 59 61 70 88 71 73 63 41 20 18 22 23 19 13 10 8 6 21 16 31 50 15|43 54 61 65 71 68 94 81 87 39 33 17 16 22 13 12 8 3 7 7 14 21 43 52 16|43 44 43 65 60 71 80 73 73 43 29 25 16 25 17 17 24 8 7 11 17 34 49 37 17|50 44 38 53 74 86 78 76 77 88 57 34%24 19 23 18 9 6 9 9 20 35 21 37 18|41 37 43 45 68 65 72 70 58 52 22 12 16 22 22 15 8 9 ES ES ES ES ES ES 19|60 ES 56 55 66 85 90 90 65%73 ES ES ES%26 24 18 6 3 13 9 16 21 35 38 20|51 50 51 71 76 79 77%92 57 55 32 25 22 13 17 16 6 10 6 5 11 22 35 40 21|56 46 43 30 47 57 82%98%68 37 22 31 14 18 14 10 8 14 10 12 13 22 31 44 22|48 53 43 58 50 90 88 62 74 41%19 20%12 21%24 %8 16 6 10 11 21 26 43 35 23|49 52 53 41 54 75 70 65 67 43 16 24 18 16 16 9 17 8 10 14 14 18 29%61 24|53 39 40 58 48 78 72 58 57 39 18 15%20%15 NS%12 15 18 11%14%14 25 43 43 25|36 57 37 52 65 66%46 89%70%57%38 19 9 15 15%14 16 13 10 14 13 22 44 45 26|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 27|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 28|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 29|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 31|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- ---+----------------------------------------------------------------------- May|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 May|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 1 1 02| 2 1 1 1 1 03| 1 1 2 3 04| 2 1 1 4 3 1 1 05| 1 2 2 1 1 2 1 06| 1 2 2 4 2 1 2 07| 1 1 2 08| 1 2 3 2 1 09| 1 2 10| 1 1 3 2 11| 1 2 1 1 1 1 12| 1 2 13| 1 1 14| 1 1 1 3 15| 1 1 1 1 1 16| 1 1 17| 1 2 1 1 18| 2 1 1 1 19| 1 1 3 1 20| 1 1 1 1 21| 1 2 22| 1 1 2 1 1 23| 1 1 1 1 1 24| 1 25| 1 1 1 26|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 27|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 28|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 29|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 31|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- ---+----------------------------------------------------------------------- May|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: Yaesu FT-680 Method: by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- May|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| 6 5 4 5 8 14 12 9 7 9 6 6 3 1 6 2 1 1 2 2 1 3 5 4 02| 9 6 6 11 9 12 7 4 12 6 4 3 2 0 5 3 0 2 1 2 1 8 7 5 03| 6 8 6 6 9 12 10 14 11 11 7 4 3 4 5 4 5 4 4 3 4 4 2 10 04| 6 5 4 7 14 15 15 11 7 16 7 8 3 5 5 5 3 1 1 2 2 6 8 4 05| 7 6 3 17 16 15 13 16 10 7 7 3 4 5 2 %0 %0 1 4 4 6 8 5 5 06| 7 7 9 9 12 11 16 19 16 5 5 4 3 1 1 3 2 3 2 1 5 8 6 8 07|10 8 10 9 15 6 12 12 16 6 7 5 3 3 2 3 2 4 0 3 4 7 10 6 08| 4 3 2 8 14 8 14 6 9 8 2 4 1 3 2 1 3 1 2 0 2 7 3 8 09| 8 6 5 4 14 14 12 13 15 9 2 2 2 0 4 4 3 2 1 4 5 8 7 7 10| 7 11 7 11 14 12 11 12 1 6 3 4 2 6 %2 NS 0 1 4 4 5 12 8 7 11| 5 9 9 9 10 7 17 22 10 6 4 4 5 2 1 2 2 1 0 4 4 5 3 3 12|10 8 8 3 13 6 15 14 14 13 7 7 2 3 1 1 2 1 1 5 3 2 3 5 13| 4 8 5 9 8 8 9 12 9 8 3 4 4 1 6 4 2 0 0 0 5 10 6 11 14| 4 4 4 3 5 8 8 11 10 4 4 2 3 1 2 2 0 2 6 2 4 8 9 4 15|11 5 5 9 5 10 13 11 4 5 5 6 3 3 1 2 0 4 1 1 %2 5 9 7 16| 5 7 5 9 9 13 15 11 9 3 0 2 1 2 3 3 3 1 1 4 3 4 10 7 17|11 8 8 12 12 15 13 15 11 2 5 4 1 1 1 2 2 0 3 1 4 9 4 5 18| 7 4 6 9 3 11 7 12 %5 6 4 1 0 2 3 0 2 2 1 2 2 3 8 9 19|10 4 4 4 4 7 6 10 12 9 2 1 3 1 2 2 2 1 2 3 1 3 7 10 20| 4 8 5 5 6 7 17 12 9 3 5 0 1 2 1 2 1 5 2 1 4 2 7 6 21|11 10 4 13 10 12 7 9 3 9 1 4 1 3 4 2 1 1 0 1 1 4 4 3 22| 9 4 9 8 11 10 12 9 7 6 5 1 2 2 1 2 2 0 1 4 4 4 5 8 23| 7 6 6 9 10 7 7 8 8 9 2 2 0 6 3 1 2 1 2 0 2 5 5 11 24| 9 8 6 2 12 10 7 12 10 5 3 2 NS %1 0 1 2 1 2 6 0 5 5 6 25| 5 6 5 5 5 10 11 10 11 9 1 ES %0 1 3 3 3 3 3 2 4 3 6 8 26|11 11 15 14 8 14 7 11 9 5 4 3 %0 ES ES %6 1 1 1 2 3 4 1 11 27| 8 4 3 15 12 7 7 18 7 4 2 0 2 1 2 2 3 2 0 2 1 1 11 4 28| 8 9 2 5 8 7 10 9 10 3 3 2 2 2 2 1 1 4 1 3 4 10 8 9 29| 6 10 5 8 2 10 8 7 5 2 2 0 2 1 2 2 1 0 2 3 5 6 2 8 30| 7 6 7 8 4 10 6 7 8 0 7 %2 3 2 1 2 2 0 0 4 2 7 7 5 31| 9 7 6 3 9 3 8 10 5 4 2 1 2 %2 10 5 5 6 6 4%13 10 11 41 ---+----------------------------------------------------------------------- May|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 May|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 02| 1 1 1 03| 2 1 1 1 04| 1 1 2 2 05| 2 4 2 06| 1 1 2 1 07| 1 1 08| 1 1 09| 1 1 1 1 10| 1 1 1 11| 1 12| 1 1 1 1 13| 1 14| 15| 1 16| 1 1 1 17| 1 18| 2 1 19| 20| 1 21| 1 1 22| 23| 1 24| 25| 26| 1 27| 28| 29| 1 1 30| 1 1 31| ---+----------------------------------------------------------------------- May|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 -- May|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|53 62 59 69 62 78 66 75 78 68 44 50 45 37 25 25 18 14 14 14 15 32%50%44 02|55 49 68 60 76 73107 89 91 77 83 61 73 51 43 28 17 18 16 14 20 30 43 45 03|74 73 67 72 92 88 88 86116 88 92 99 76 72 57 28 24 15 20 20 30 42 43 63 04|62 67 89 94104140125145136139115106108 56 54 23 12 6 9 12 16 36 41 64 05|48 49 44 75 99104 97 98134 22 99110100 83 51 29 13 17 18 10 17 36 45 59 06|71 66 90 90 91 91 90107109 99 97100103 76 49 42 33 31 14 15 38 49 55%82 07%80 72 95102 76 77 78100107107 73 62 66 49 38 36 14 14 6 6 17 30 39 53 08|45 72 84 77 90 96106112104 87 78 72 56 55 62 23 17 10 11 19 27 38 55 71 09|68 77 65 64 96108 90109113117 91 75 66 63 54 35 28 22 13 18 28 41 42 67 10|67 78 96 82114111124 88 85 60 80107 95 93 56 32 19 15 21 26 31 37 39 49 11|57 95 83 89100 90 88105 91 86 71 74 83 56 39 37 17 11 6 11 15 28 28 45 12|75 72 85 80 85 99103100 93 78 64 81 73 70 64 38 25 17 12 29 24 31 51 58 13%66 59 79 71 98 90%84 79 80 81 72 82 62 45 46 25 17 8 12 12 26%33 43 41 14|54 53 57 74 55 71 61 65 67 40 47 60 57 45 61 29 15 23 17 19 13 47 35 30 15|42 51 67 66 79 91105 88 61 65 45 47 57 50 43 24 15 10 6 13 27 38 50%57 16|54 57 62 85 63 93 86 95 75 67 64 68 65 73 51 44 33 17 17%24 28 29 63 58 17|68 71 85 62 87107 98 88 78 55 59 60 55 36 47 32 21 10 9 13 19 26%30 40 18%49 44 51 48 43 41 55 43 57 44 44 34 42 44 33 32 25 9 16 12 21 36 48 49 19|55 61 74 77 65 62 56 78 79 71 53 72 74 54 49 38 34 23 26 24 34 40 38 54 20|52 47 71 72 85 89 84 65 66 34 47 52 62 58 38 24 12 12 11 23 21 36 39%52 21|76 66 58 65 55 82 59 71 55 42 35 38 53 48 51 41 20 18 12 15 30 44 30 -- 22%63 60 64 72 76 78 71 95 71 62 58 69 57 48 36 30 13 9 11 22 21 18 35 40 23|50 56 47 70 60 45 69 62 48 47 42 38 48 49 29 22 23 27 15 17 14 37 39 43 24|43 75 62 55 45 50 59 55 48 49 62 52 -- 48 40 46 31 18 8 15 19 37 35 61 25|63 72 68 53 56 54 58 56 66 50 40 42 42 49 48 37 30 17 11 9 30 31 33 42 26|59 64 62 54 58 71 75 67 50 42 39 42 -- --%27%23 21 15 11 8 22 27 33 64 27|50 52 61 61 73 58 74 78 59 50 45 43 51 64 47 22 11 13 14%14 12 10 39 33 28|53 71 59 77 80 68 80 63 44 23 34%40 59 39 24 29 17 12 14 7 20 34 41 49 29|57 62 68 71 72 77 82 55 41 46 50 64 55 60 52 34 20 17 15 23 20%21%38%34 30%50%59%60 49 58 58 55 66 43 53 49%36 49 67 37 45 21 10 17 14 26 33 45 62 31|54 57 52 IF 69%64 74 77 60 46 49 51 53 51 43 30 23 19 12 16 11 23%24 45 ---+----------------------------------------------------------------------- May|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 May|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 2 2 1 1 02| 1 2 2 3 1 03| 1 1 2 2 1 1 1 04| 1 1 2 2 5 1 1 05| 3 4 2 1 1 1 06| 2 1 2 3 4 3 1 07| 1 1 2 1 1 08| 2 1 4 1 1 09| 1 1 1 1 1 10| 1 1 1 1 11| 1 2 1 1 1 12| 1 1 3 1 1 1 1 13| 1 1 1 1 14| 1 15| 1 16| 1 2 1 17| 1 1 1 1 18| 2 1 1 19| 2 20| 1 1 21| 1 22| 1 1 1 1 23| 1 2 24| 1 25| 1 26| 1 1 1 1 27| 1 28| 1 1 29| 1 1 2 30| 1 1 1 31| 1 ---+----------------------------------------------------------------------- May|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 ----------------------------------------------------------------------------- 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 2004.06.09