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-1 ( BEIDOU-2 IGS-1)
Launched
July 31, 2010 · 21:30 UTC
Summary
Compass-IGSO-1 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 July 31, 2010 at 21:30 UTC. It was China Aerospace Science and Technology Corporation's 72nd launch, 5th this year and humanity's 5,070th orbital launch attempt. It was the 17th Long March 3A flight and the 1st this year. The payload was bound for Geostationary Transfer Orbit (GTO). Beidou DW 5, one of 2 catalogued objects, reached a 225 × 35,868 km orbit inclined 55.2°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- Booster
- No booster details on record.
- Mission
- Navigation · Geostationary Transfer Orbit (GTO)
- Milestone
- 17th Long March 3A flight · 1st this yearChina Aerospace Science and Technology Corporation's 72nd launch5th this yearhumanity's 5,070th orbital launch attempt38th orbital launch attempt this year
Flight preview
Orbit: as tracked
Beidou DW 5 · NORAD 36828 · 2010-036 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2010-036A
- Epoch
- 2010-07-31 17:04:01 UTC
- Mean motion
- 2.27537355 rev/day
- Eccentricity
- 0.7298736
- Inclination
- 55.173°
- Ascending node
- 218.5973°
- Arg. of perigee
- 175.2257°
- Mean anomaly
- 201.6406°
- Element set
- 999
- Rev at epoch
- 1
- 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 5 · NORAD 36828 · in orbit
CZ-3A Y16 Stage 3 · re-entered November 26, 2010
Data from J. McDowell, planet4589.org
About this launch
Compass-IGSO-1 was the first inclined geosynchronous satellite of China's BeiDou-2 navigation system, launched into a transfer orbit before raising itself to 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
21st launch from Launch Complex 3 (LC-3/LA-1), 1st this year · 56th from Xichang Satellite Launch Center, People's Republic of China
Local pad time at liftoff: Aug 1, 5:30 AM GMT+8, at night
108 launches from this pad · 242 from Xichang Satellite Launch Center, People's Republic of China
585 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-1 launch?
Compass-IGSO-1 launched on July 31, 2010 at 21:30 UTC.
Where can I watch Compass-IGSO-1?
Coverage: Long March 3I Launches BEIDOU-2 IGS-1. Watch the replay
What rocket launched Compass-IGSO-1?
Long March 3A, flown by China Aerospace Science and Technology Corporation. Long March 3A spec sheet
Where did Compass-IGSO-1 launch from?
Launch Complex 3 (LC-3/LA-1), Xichang Satellite Launch Center, People's Republic of China. Liftoff was Aug 1, 5:30 AM GMT+8 local time at the pad.
What orbit did Compass-IGSO-1 reach?
Beidou DW 5, one of 2 catalogued objects, reached a 225 × 35,868 km orbit inclined 55.2°.
How many satellites did Compass-IGSO-1 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
Which program is Compass-IGSO-1 part of?
BeiDou. About BeiDou
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