|||
COMPASS Mission Parameters | ||||
COMPASS-M1 | COMPASS-M3 | COMPASS-G1 | COMPASS-I3 | |
Sponsor: | Chinese Defense Ministry | Chinese Defense Ministry | Chinese Defense Ministry | Chinese Defense Ministry |
Expected Life: | 3 years | 3 years | 3 years | 3 years |
Primary Applications: | Positioning | Positioning | Positioning | Positioning |
Primary SLR Application: | Precision orbit determination | Precision orbit determination | Precision orbit determination | Precision orbit determination |
Launch Date: | 13-Apr-2007 | 01-May-2012 | 17-Jan-2010 | 10-Apr-2011 |
COSPAR ID: | 0701101 | TBD | 1000101 | 1101301 |
SIC: | 2001 | 2004 | 2002 | 2003 |
NORAD: | 31115 | TBD | 36287 | 37384 |
NP Bin Size | 300 seconds | 300 seconds | 300 seconds | 300 seconds |
RRA Diameter: | ||||
RRA Shape: | Hexagonal | Hexagonal | Hexagonal | Hexagonal |
Reflectors: | 42 corner cubes | 42 corner cubes | 90 corner cubes | 90 corner cubes |
Orbit: | MEO | MEO | GEO | GEO |
Inclination: | 55.5 degrees | 55.0 degrees | 1.53 degrees | 55.6 degrees |
Eccentricity: | 0.00068 | 0.0025 | 0.00018 | 0.0023 |
Perigee: | 21,500 km | 21,528 km | 42,163.9 km | 42,161.2 km |
Period: | 773.39 min | |||
Weight: | 2,200 kg |
北京房山站已经观测到COMPASS-G1,I3卫星。我国已经实现对于北斗导航卫星三种轨道卫星的激光测距观测。
http://ilrs.gsfc.nasa.gov/satellite_missions/list_of_satellites/cmg1_com.html
提供了星上反射器和卫星质心的位置关系。
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