http://www.hixgod.cn/hix/post/30.html日本间谍卫星轨道数据igs 4b（雷达2号）
norad id: 30587
int'l code: 2007-005b
perigee: 482 km
apogee: 494 km
inclination: 97.3°
period: 94.4 min
launch date: 2007-02-24
source: japan (jpn)
comments: a radar spy satellite impervious to darkness and a second-generation craft with optical cameras were successfully launched into space saturday to begin top secret reconnaissance missions for the japanese government. the radar craft is the second such satellite to be orbited in japan's spy satellite program. two other satellites with optical instruments were launched in 2003 and last year. the third optical spacecraft launched saturday reportedly features upgraded imaging capabilities, according to japanese media agencies. liftoff of the two-stage h-2a rocket was at 0441 gmt (11:41 p.m. est friday) from the yoshinobu launch complex at the tanegashima space center
two line element set (tle):
no keplerian data
jcsat 10（光学3号）
norad id: 29272
int'l code: 2006-033a
perigee: 35781 km
apogee: 35793 km
inclination: 0°
period: 1436.1 min
launch date: 2006-08-11
source: japan (jpn)
comments: jcsat 10 is a japanese geostationary communications satellite. the 4.4 tonne satellite carries 30 ku-band and 12 c-band transponders to provide direct-to-home radio and television services to japan, asia-pacific, and hawaii, after parking over 128° e longitude.
two line element set (tle):
1 29272u 06033a 07079.19185120 -.00000351 00000-0 00000+0 0 1120
2 29272 000.0168 256.9968 0000960 102.6250 014.7428 01.00267288 2287
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