Radio Meteor Observation in Japan No.016 February, 2003 ( http://homepage2.nifty.com/~baron/ ) -------------------------------------------------------------------------- Observer : Toshihide Miyake Location : Tamano, Okayama, Japan (133.894 E, 34.492 N) Frequency: 53.750MHz Transmitter Location:Fukui-NCT at Sabae, Japan (136.2 E, 25.9 N) Ham beacon (JA9YDB) for RMO (50W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : Hentenna Receiver : STANDARD VR-500 Method : by using HROFFT software (by Mr.Kazuhiko Ohkawa), manual count Total number of echoes Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01|12 2 8 8 9 6 3 6 5 6%12 8 5 5 3 3 0 1 2 5 2 6 5 3 02| 7 5 %4 %6 12 8 12 4 5 11 8 5 4 2 4 4 3 2 2 2 5 4 9 5 03| 7 7 9 6 7 13 10 5 15 10 9 8 2 4 6 2 2 1 2 3 3 6 4 6 04| 8 9 5 12 5 8 14 10 14 12 11 10 8 3 6 3 0 3 4 0 11 6 8 10 05| 4 4 9 6 10 15 8 4 9 7 5 7 3 6 9 %7 5 1 4 7 9 6 9 9 06| 8 9 13 10 6 8 16 9 11 12 8 4 7 2 3 3 2 0 7 2 9 3 8 6 07| 2 8 7 19 9 7 8 12 12 12 15 8 13 4 5 1 4 1 5 6 3 7 4 7 08| 3 5 3 7 12 6 9 13 10 15 -- -- -- -- -- %2 4 3 2 3 6 12 4 7 09| 7 7 %6 9 9 10 8 10 11 10 8 4 4 5 4 1 0 5 2 2 6 5 7 5 10| 9 5 10 12 6 8 10 10 12 17 16 18 15 4 3 4 6 3 1 5 2 4 8 5 11| 5 3 8 6 9 11 5 8 9 9 7 8 6 4 5 3 3 2 1 5 3 2 2 10 12| 5 11 9 5 10 10%10 9 10 12 0 5 2 4 2 3 1 1 3 1 1 5 6 6 13| 5 6 11 8 9 4 4 2 6 11 6 0 2 2 5 2 2 1 3 2 3 1 1 6 14| 3 11 9 8 8 7 5 10 13 4 2 6 4 2 3 2 3 0 1 3 5 10 5 6 15|10 10 4 5 11 4 7 10 12 15 9 1 1 0 0 1 2 1 1 4 1 6 3 9 16| 4 4 -- --%12 6 8 9 12 9 11 7 12 5 8 2 1 10 3 5 11 %8 5 8 17| 3 4 5 8 15 8 10 14 23 9 3 9 2 3 2 4 1 2 2 4 3 5 6 7 18| 2 7 5 9 10 14 7 18 17 16 14 5 6 5 3 0 1 2 %1 3 5 9 7 3 19| 6 8 7 4 4 10 10 10 10 12 5 4 4 6 3 0 2 3 4 3 6 7 17 8 20| 5 2 6 7 8 4 10 7 5 7 5 3 4 3 2 2 0 2 3 4 3 5 2 2 21| 5 9 10 10 6 10 7 9 3 5 4 0 4 4 1 3 2 3 1 2 5 6 6 4 22| 5 6 8 8 10 6 9 9 6 18 9 12 10 3 3 1 3 0 2 1 3 8 3 4 23| 8 9 9 8 6 12 13 12 8 17 6 8 7 7 1 3 3 0 1 6 5 12 7 3 24| 5 6 10 4 8 10 9 7 13 12 10 5 2 6 2 3 0 0 3 2 5 5 9 10 25| 6 7 6 5 7 7 10 15 8 9 -- -- 4 2 4 2 1 0 1 2 9 %6 4 4 26| 3 9 1 4 7 5 4 17 10 6 16 8 5 3 4 4 5 7 2 3 4 4 12 9 27|13 6 9 14 5 10 9 10 8 4 9 5 5 2 4 3 3 1 0 4 3 6 8 3 28| 2 3 7 11 5 7 12 7 7 5 2 0 5 4 2 1 1 3 4 4 10 9 9 -- ---+------------------------------------------------------------------------ Feb| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20seconds Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 1 02| 1 03| 04| 05| 1 06| 07| 08| 09| 10| 1 1 11| 1 12| 1 13| 14| 1 15| 1 1 16| 17| 1 18| 19| 20| 21| 22| 23| 1 24| 25| 26| 27| 28| 1 ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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, 132.5E) 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 : ICOM IC-736 Receiver: original loop Observing method: HROFFT software(by K.Okawa) Counting method: manual count Total number of echoes Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 7 20 17 13 16 21 27 16 25 14 8 9 7 2 5 0 4 6 4 7 2 2 12 17 02|15 15 18 9 18 16 18 17 14 5 3 %2 IF IF IF IF IF IF %3 %6 IF%11 12 12 03|19 5 22 24 14 24 26 15 13 18 12%10 IF IF IF IF IF IF %6 6 3 2 8 13 04|21 11 14 22 17 21 25 17 15 19 11 8 8 5 5 5 2 4 IF %8 8 10 14 19 05|20 11 14 10 13 16 17 13 14 14 20 15 9 6 5 IF IF 2 IF %6 10 10 13 19 06|16 16 14 15 14 27 18 23 19 22 21 13 15 3 7 3 2 7 9 10 %5 12 15 13 07| 5%16 15 11 14 20 17 27 13 15 16 13 9 7 6 4 3 IF%10 %7 IF 11 12 16 08|10 3%13%17 14 14 15 16 23 9 5 IF %9 2 2 3 %1 7 4 0 3 13 13 13 09|13 14%14 11 13 25 13 18%24 %7 12 4 %6 IF IF 5 IF IF IF IF 12 11 17 14 10|15 16 13%18 18 27 15 22 18 10 24 17 9 2 3 %5 IF IF IF 7 10 16 10 10 11|12 10 11 14 14 11 15 19 18 18 6 12 5 4 6 %2 IF 2 %5 %3 6 10 9 7 12| 9 16 8 11 27 17 10 22 18 20 20 6 %9 IF IF IF IF IF IF IF 1 0 2 0 13| 6 9 3 24%20 12 15 5 14 %1 IF IF IF IF IF IF IF IF IF IF IF IF 6 13 14| 8 19 11%11 17 19 12 18%18 IF IF IF IF IF IF IF IF IF 7 7%10 IF IF 16 15|11 17 16 18 13 21 8 15 21 3 %2 IF IF IF IF IF 8 7 0 %3 6 IF%12 14 16|11 16 12 16%14 12 16 13 13 %6 12 3 2 7 1 4 1 1 IF IF%17 5 11 18 17| 9 14 11 8 6 18 11 9 17 4 3 %2 IF IF IF IF IF IF IF %6 7 7 9 %8 18%14%21 16 15 26 16 19 17 25 17 17 6 6 8 3 3 4 3 IF 6 12 IF%12 10 19|12 15 17 11 6 19 15 17 18 19 14 3 5 6 6 1 1 1 3 4 5 3 9 6 20| 9 10 13 13 15 14 23 15 8 18 19 10 4 IF IF IF IF IF 5%11 IF %7 22 12 21|10 15 15 9 10 18 17 17 16%12 11 8 6 %6 IF IF %5 4 1 4 9 13 12 17 22|21 15 9 18 16 13 19 10 15 15 14 17 11 %9 IF IF 7 %4 IF IF 13 12 13 11 23|10 9 12 8 16 17 17 19 25 %7 5 4 7 4 2 3 1 1 3 %1 1 6 16 18 24|16 14 13 %8 11 11 14 11 15 18 12 7 6 11 3 10 IF %4 IF%14 8 12 10 18 25| 7 10 8%12 8 9 19 12 16 14 15 9 6 5 2 2 2 1 3 6 4 12 20 19 26|11 8 9 11 15 21 18%20 22%20%14 9 6 %6 7 5 IF IF IF %6 8 3 16 16 27|12 12 15 9 14 17 16 11 %7 9 3 IF IF IF IF IF IF IF IF IF IF IF 5 1 28| 2 1 %2 IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF IF ---+------------------------------------------------------------------------ Feb| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20seconds Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 1 1 02| 1 1 03| 04| 1 05| 1 06| 07| 1 1 08| 09| 10| 1 11| 1 12| 13| 14| 1 1 15| 1 1 16| 1 17| 18| 19| 1 20| 1 21| 22| 23| 24| 25| 1 26| 27| 28| ---+------------------------------------------------------------------------ Feb| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 : Minoru Ehara Location : Sayama, Saitama, Japan 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 Observing method: HROFFT software(by K.Okawa) Counting method: manual count Total number of echoes Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 4 %3 %8%12%12%10 NS NS NS NS NS NS NS -- -- -- -- -- NS NS NS NS NS NS 02|NS NS NS 11 9 11 %8%10%12 NS NS NS NS NS NS NS NS NS NS NS NS NS %4 NS 03| 7 9 7 4 9 5 %8 %6 NS%16 NS NS NS NS NS NS NS NS NS -- -- -- NS %8 04| 3 3 6 9 4 11 NS NS NS NS NS NS NS NS NS NS NS %2 0 6 %2 3 6 1 05| 6 2 5 10 8 7 NS NS %8 NS %5 8 %6 0 NS NS NS 4 %0 3 %0 NS %6 %5 06| 7 5 2 5 6 14 9 NS %8 9 NS NS NS NS NS NS NS NS NS NS NS NS NS %6 07| 0 6 7 6 5 %7 NS NS %8 NS NS NS NS NS NS NS NS NS NS NS 4 %9 %7 9 08|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 4 4 09| 6 7 6 -- -- -- -- -- -- -- -- -- NS NS %2 %0 NS NS NS %0 NS NS NS NS 10|%6 2 3 8 8 6 NS NS NS %3 NS NS NS %6 %0 5 %0 3 %0 NS %0 NS NS %5 11| 3 7 5 1 10 9 %7 %2 NS %2 NS NS NS NS NS %0 NS %0 NS NS NS NS NS -- 12|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- NS NS NS NS NS NS NS NS 13|NS 3 8 7 %4 NS NS NS NS NS NS NS NS NS NS NS NS %2 NS NS NS NS NS NS 14| 6 4 %8 8 7 %5 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS 15| 1 8 8 7 14%14 %6 NS NS NS NS NS NS NS NS NS NS -- NS NS NS NS NS NS 16|NS %6 6 4 7 12 8 NS NS NS NS NS NS NS -- -- -- NS NS NS NS NS NS NS 17| 6 4 2 10 4 11 NS NS NS -- -- NS -- -- -- -- -- NS NS NS NS NS NS NS 18| 2 3 %7%11 9 NS NS NS NS NS %0 %0 NS NS %0 NS NS NS NS NS NS NS NS NS 19|-- NS 8 8 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS 20|NS 6 8 6 9%14 NS NS -- -- NS NS NS NS NS NS NS NS NS NS NS NS NS NS 21|NS NS NS %5 6 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS 22| 3 2 8 4 6 5 7 NS NS NS NS NS %8 NS NS NS NS %2 NS NS NS NS NS NS 23|%2 4 5 7 7 8 %8 %2 NS NS NS %0 5 %2 3 1 NS NS NS NS NS %2 %6 %2 24|-- -- -- -- -- -- -- -- -- -- -- NS NS %2 %4 %2 %2 2 NS %4 NS NS NS NS 25|%7 %8 %6 %4 %6 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS -- NS NS NS 26| 3 7 4 9 14 4 NS NS NS NS NS -- -- -- -- -- -- -- -- -- -- -- -- -- 27|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 28|-- -- -- -- -- -- -- -- -- -- NS NS NS NS NS NS NS NS NS NS NS -- -- NS ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20seconds Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 02| 03| 04| 05| 1 06| 07| 08| 09| 10| 11| 12| 13| 14| 15| 1 16| 17| 18| 19| 20| 21| 22| 23| 24| 1 25| 26| 27| 28| ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 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 Observing method: HROFFT software(by K.Okawa) Antenna : 2el. Comet HB9CV, zenith Receiver: ITEC HRO-RX1a Counting method: manual count Total number of echoes Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 9 6 15 9 14 19 8 13 13 5 5 4 -- -- -- -- %1 %2 0 1 5 4 10 16 02|13 13 21 15 18 20 11 13 5 %2 -- -- 8 0 -- %0 1 1 3 3 2 7 12 16 03|13 12 17 21 27 17 16 11 22 14 %6 %0 6 3 %3 0 %0 3 2 4 5 -- -- %9 04|-- -- -- -- -- -- -- -- --%22 5 8 %6 -- -- -- -- -- -- %0 3 12 21 13 05|11 16 18 20 23 26 22 15 19 18 9 6 %2 5 1 4 1 0 3 -- %5 9 11 5 06|12 13 24 6 14 19 15 16 11 %6 %6 %3 0 8 %1 0 %2 NS %0 2 5 8 10 7 07|20 18 17 21 27 25 16 13 8 7 6 %8 NS NS NS NS NS NS NS 0 10 8 11 16 08| 6 15 15 19 27 18 18 21 9 25 5 5 12 4 4 3 2 3 1 3 4 12 12 19 09| 8%11 14 16 19 21 27 22 18 14 10 7 11 2 4 3 5 %0 NS 1 4 18 5 13 10|15 11 12 21 20 17 11 12 13 18 10 12 10 9 5 3 3 4 2 2 3 6 13 8 11|11 8 7 12 14 15 21 13 18 9 8 14 11 13 6 2 5 6 5 4 5 5 11 14 12|13 25 17 16 21 22 22 15%11 %8 7 5 3 6 2 %5 1 0 0 0 2 7 14 14 13| 8 15 18 35 25 20 21 12 10 14 7 5 %6 2 2 1 1 0 0 1 3 6 12 8 14| 7 13 18 24 17 22 21 17 9 13 9 7 7 2 0 4 3 5 0 4 7 10 12 14 15|13 15 14 18 22 18 17 12 11 10 10 7 4 %9 4 4 2 3 3 5 4 6 12 15 16| 6 15 17 18 15 11 18 14 17 15 15 10 10 7 5 3 3 2 5 3 3 20 16 8 17|14 11 12 15 25 20 22 18 17 13 11 12 6 %2 NS %2 %3 %2 5 1 2 10 17 19 18|13 9 16 23 26 22 21 24 12 13%20 7 12 9 4 4 4 1 4 2 2 6 7 12 19|11 10 13 23 18 22 19 16 16 10 11 11 8 6 3 5 5 3 2 1 5 4 16 15 20|11 14 17 20 15 17 22 18 16 4 %8 NS NS NS NS NS NS %0 1 0 %3 7 5 8 21| 6 7 12 14 11 9 14 12 1 4 %2 NS 3 2 %0 %0 1 1 4 2 3 4 16 8 22| 9 12 10 13 9 7 12 15 10 11 7 2 5 %5 NS NS 5 4 %5 2 11 11 23 18 23%12 17 19 12 17 17 24 19 11 11 8 %9 -- -- -- -- -- -- -- %6 6 15 7 16 24|13 12 20 14 9 28 21 9 12 4 14 8 10 8 4 4 3 4 2 2 8 13 20 12 25|18 12 21 15 16 23 14 10 17 11 8 7 4 NS NS %0 2 3 2 3 4 11 10 17 26|16 15 9 17 17 10 16 15 19 11 10 9 1 2 1 7 3 0 0 1 4 11 9 11 27|15 8 17 7 13 19 7 5 6 2 5 NS NS NS NS NS NS NS NS %1 0 7 10 8 28|10 12 13 11 8 16 18 17 8 9 6 5 5 %3 5 3 3 3 0 2 4 6 14 10 ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20seconds Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 02| 03| 04| 05| 06| 07| 08| 09| 10| 11| 12| 13| 14| 15| 1 16| 17| 18| 1 19| 20| 1 21| 22| 23| 24| 1 25| 26| 1 27| 28| ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 : Takashi Usui Location : Itabashi, Tokyo, Japan (139.72 E, 35.75 N) (1)28MHz observation Transmitter Location: Nagano, Toyoshina [JR0YAN] 28.208MHz 50W Antenna : 6mH Whip HF10FX Receiver : TS 690 Method : by using HROFFT software (by Mr.Kazuhiko Ohkawa) and manual count The signal from receiver is divided with two PC. Normal Condition Signal=70, Level=15 Total number of echoes Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01|\6 \7 9 \5 8\11 11 CW CW CW CW CW CW CW CW CW CW CW \2 2 3 7 4 \5 02|\4 7\13 14\10 \2 \3 \5 CW CW CW CW CW CW CW CW CW CW CW \2 5 6 6 1 03| 3 2 2 3 9 7 \8 IF CW CW CW CW CW CW CW CW CW CW CW \3 \2 \5 IF 6 04| 4 \3 \2 11 9 12 9 CW CW CW CW CW CW CW CW CW \4 2 0 \5 7 \1 \5 \6 05|\3 \6\13 10 \9 12 13 \8 CW CW CW CW CW CW CW CW CW CW \5 6 11\10 \8 \4 06|\1 \7 15 9 \5 4\14 CW CW CW CW CW CW CW CW CW CW CW CW CW CW \2 \4 \4 07|\4 \3 2 \1 6 6 \6 CW CW CW CW CW CW CW CW CW CW CW CW CW CW 7 6 7 08| 6 3 \8\14\11 9\14 CW CW CW CW CW CW CW CW IF IF IF \6 4 \7 6 5 6 09| 4 5 7 8 15 9 7 CW CW CW CW CW CW CW CW CW CW CW CW CW CW\13 7 7 10| 7 16 14 21 12 13 IF IF CW CW CW CW CW CW CW CW CW CW CW \3 CW 4 10 10 11| 6 6 10 15 6 8 \7 CW CW CW CW CW CW CW CW CW CW CW CW CW CW 7 12 3 12| 4 10 19 10 13 8\12 CW CW CW CW CW CW CW CW CW CW CW CW CW CW CW \6 \5 13| 8\10 \6 \8 \7 6 \8 CW CW CW CW CW CW CW CW CW CW CW CW CW CW CW 9 \6 14|\6 \2 11 6 13 \8 9 CW CW CW CW CW CW CW CW CW 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 IF 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 CW CW CW CW CW CW CW CW CW CW CW CW \9 CW CW 18|CW CW\10 10 7 18\14 CW CW CW CW CW CW CW CW CW CW CW CW \4 \4\10 4 \1 19|\6 \1 \8 \8\10 \7 \5 CW CW CW CW CW CW CW CW CW CW CW \2 1 0 \2 \0 \1 20|\0 \3 \1 \8 \7 \4\11 \2 CW CW CW CW CW CW CW CW CW CW CW \0 \3 \0 \3 \1 21|\4\11\10 \9 \3\12 \1 CW CW CW CW CW CW CW CW CW CW 0 2 0 0 3 4 6 22| 3 5 8 12 \2 8 8 CW CW CW CW CW CW CW CW CW CW \0 \1 \1 \1 \3 \2 2 23| 1 8 \2 \6 \7\10\10 \7\11 CW CW CW CW CW CW CW CW 2 4 2 \2 \0 1 4 24| 2 \3 \2 6 \8 9 \9 IF CW CW CW CW CW CW CW CW CW \1 \1 \1 \0 \2 \3 \0 25| 2 \2 \4 6\12 2 \5 \6 CW CW CW CW CW CW CW CW CW \1 3 1 0 0 3 3 26|\7 \3 4 5 3 8 \5 1 \6 CW CW CW CW CW CW CW CW 1 1 1 2 1 1 4 27| 5 1 13 10 4 8 10 IF CW CW CW CW CW CW CW CW CW \0 0 3 3 1 2 \5 28|\5 \2 \8 10 \8 \5 \3 CW CW CW CW CW CW CW CW CW CW CW 3 1 1 3 0 3 ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20seconds Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 02| 03| 04| 05| 06| 07| 08| 09| 1 10| 11| 12| 13| 1 14| 15| 16| 17| 18| 1 19| 20| 1 1 21| 1 22| 23| 1 1 24| 25| 26| 1 27| 28| ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 (2)53MHz observation Transmitter Location:Fukui-NCT at Sabae, Japan (136.2 E, 25.9 N) Ham beacon (JA9YDB) for RMO (50W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : Whip Receiver : TS 670 Method : by using HROFFT software (by Mr.Kazuhiko Ohkawa) and manual count The signal from receiver is divided with two PC. Normal Condition Signal=70, Level=15 Total number of echoes Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 3 0 1 4 0 5 5 2 9 6 5 9 5 1 2 3 \0 2 0 3 1 1 9 5 02| 3 4 3 4 7 5 8 3 3 7 3 7 4 5 4 5 2 1 3 4 2 6 3 1 03|\6 2 2 \1 5 6 4 5 \3 6 7 6 4 3 6 2 0 2 1 1 2 3 2 1 04| 0 1 2 3 2 5 3 9 8 11 7 8 3 4 4 2 0 2 0 5 1 1 5 2 05| 2 5 3 5 4 \7 5 5 10 3 4 4 3 0 2 1 0 1 1 0 5 3 0 1 06| 3 1 2 3 1 4 2 3 5 6 2 3 5 6 4 2 1 0 0 4 0 3 1 5 07| 0 2 3 1 3 1 1 5 3 3 3 2 2 7 \4 \4 0 IF IF 3 1 4 1 5 08| 3 0 2 5 6 7 5 4 3 2 3 1 1 4 1 1 0 2 0 1 5 3 2 6 09| 6 3 3 7 8 8 4 7 7 6 4 1 5 1 0 1 2 2 6 0 0 1 2 2 10| 2 0 2 5 5 4 5 7 3 9 14 2 2 3 0 4 1 \2 4 4 0 0 2 3 11| 1 1 3 2 4 5 3 4 5 3 6 7 5 2 2 4 0 2 1 1 2 6 2 0 12| 1 6 1 1 6 2 3 6 \2 5 4 2 \3 3 4 1 1 1 \5 \5 2 4 1 6 13| 4 6\13 3 5 3 3 5\10\10 5 6 1 2 3 1 3 3 1 \1 2 2 0 0 14| 6 0 \0 5 0 9 5 8 9 2 4 5 8 3 1 IF \6 0 0 1 \5 1 2 0 15| 0 3 \4 \6 4 3 6 6 6 8 5 8 0 2 0 0 4 2 2 \2 0 3 4 4 16| 2 4 2 4 2 4 5 7 11 3 5 7 6 1 3 2 2 1 0 4 0 2 2 2 17| 4 2 5 3 4 3 \4 \7 8 8\11\10 5 IF IF IF IF IF \2 \1 4 2 1 5 18| 0 1 3 2 5\11 IF \4 \2 2 6 \0 \2 2 3 4 0 2 2 3 1 1 4 1 19| 1 6 3 4 8 7 1 5 2 5 5 \2 \2 \0 2 2 2 0 \0 3 1 2 3 4 20| 3 7 3 1 1 3 8 2 8 6 4 8 IF \0 IF \0 IF 1 1 3 2 2 3 2 21| 4 3 6 6 6 4 \5 \2 2 3 IF \0 6 2 2 3 1 1 \1 2 3 2 3 4 22| 4 1 4 4 4 3 4 3 6 6 4 7 3 \3 \4 2 0 5 1 1 3 5 2 3 23| 3 2 3 1 4 2 2 3 7 8 7 7 3 4 3 3 0 1 4 4 5 2 3 6 24| 3 4 4 6 0 3 6 5 5 2 7 4 5 2 3 7 2 0 2 3 3 3 2 0 25| 3 1 4 6 6 1 8 7 7 3 4 7 0 3 2 4 0 1 1 2 2 3 2 0 26| 4 6 4 4 4 2 7 3 13 2 9 4 3 3 2 2 1 1 1 IF IF 3 0 2 27| 5 3 4 2 2 6 \8 5 2 1 6 5 2 2 5 2 0 0 1 1 5 4 7 1 28| 3 3 3 6 3 3 5 2 7 7 2 2 2 3 1 3 2 1 1 2 4 2 2 7 ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20seconds Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 02| 03| 04| 05| 06| 07| 08| 09| 10| 11| 12| 13| 14| 1 15| 1 1 16| 17| 18| 19| 20| 21| 22| 23| 24| 1 25| 26| 27| 28| ---+----------------------------------------------------------------------- Feb|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Feb|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 2003. 3. 8