China Aerospace Science and Technology CorporationLong March 3ALaunch Complex 3 (LC-3/LA-1), Xichang Satellite Launch Center, People's Republic of China
Compass-IGSO-2 (Compass-I2)
Launched
December 17, 2010 · 20:20 UTC
Summary
Compass-IGSO-2 launched on a China Aerospace Science and Technology Corporation Long March 3A from Launch Complex 3 (LC-3/LA-1), Xichang Satellite Launch Center, People's Republic of China on December 17, 2010 at 20:20 UTC. It was China Aerospace Science and Technology Corporation's 82nd launch, 15th this year and humanity's 5,103rd orbital launch attempt. It was the 19th Long March 3A flight and the 3rd this year. The payload was bound for Geostationary Transfer Orbit (GTO). Beidou DW 7, one of 2 catalogued objects, reached a 156 × 35,793 km orbit inclined 55.0°. 2 objects from this launch are catalogued, one of them a payload.
- Booster
- No booster details on record.
- Mission
- Navigation · Geostationary Transfer Orbit (GTO)
- Milestone
- 19th Long March 3A flight · 3rd this yearChina Aerospace Science and Technology Corporation's 82nd launch15th this yearhumanity's 5,103rd orbital launch attempt71st orbital launch attempt this year
Flight preview
Orbit: as tracked
Beidou DW 7 · NORAD 37256 · 2010-068 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2010-068A
- Epoch
- 2010-12-17 15:58:04 UTC
- Mean motion
- 2.28545912 rev/day
- Eccentricity
- 0.7319165
- Inclination
- 55.045°
- Ascending node
- 338.6178°
- Arg. of perigee
- 174.6981°
- Mean anomaly
- 203.0689°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0.0001
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: GTO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 1 still in orbit
- Beidou DW 7 · NORAD 37256 · in orbit
CZ-3A Y18 Stage 3 · re-entered January 31, 2011
Data from J. McDowell, planet4589.org
About this launch
Compass-IGSO-2 was the second inclined geosynchronous satellite of China's BeiDou-2 navigation system, launched into a transfer orbit toward an inclined geosynchronous orbit over the Asia-Pacific region.
Pad

Launch Complex 3 (LC-3/LA-1), Xichang Satellite Launch Center, People's Republic of China
23rd launch from Launch Complex 3 (LC-3/LA-1), 3rd this year · 61st from Xichang Satellite Launch Center, People's Republic of China
Local pad time at liftoff: Dec 18, 4:20 AM GMT+8, at night
108 launches from this pad · 242 from Xichang Satellite Launch Center, People's Republic of China
23 days after the previous launch from this pad
All launches from Xichang Satellite Launch Center, People's Republic of ChinaOpen in maps
Questions
When did Compass-IGSO-2 launch?
Compass-IGSO-2 launched on December 17, 2010 at 20:20 UTC.
Where can I watch Compass-IGSO-2?
Coverage: BeiDou-2 IGSO-2 'Compass-I2' - CZ-3A, December 18, 2010 launch. Watch the replay
What rocket launched Compass-IGSO-2?
Long March 3A, flown by China Aerospace Science and Technology Corporation. Long March 3A spec sheet
Where did Compass-IGSO-2 launch from?
Launch Complex 3 (LC-3/LA-1), Xichang Satellite Launch Center, People's Republic of China. Liftoff was Dec 18, 4:20 AM GMT+8 local time at the pad.
What orbit did Compass-IGSO-2 reach?
Beidou DW 7, one of 2 catalogued objects, reached a 156 × 35,793 km orbit inclined 55.0°.
How many satellites did Compass-IGSO-2 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
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