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China Aerospace Science and Technology CorporationLong March 3B/ELaunch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China

Gaofen 4

Launched

December 28, 2015

Launch Successful

Image: China Aerospace Science and Technology Corporation

Summary

Gaofen 4 launched on a China Aerospace Science and Technology Corporation Long March 3B/E from Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China on December 28, 2015. It was China Aerospace Science and Technology Corporation's 168th launch, 19th this year and humanity's 5,529th orbital launch attempt. It was the 20th Long March 3B/E flight and the 7th this year. The payload was bound for Geostationary Transfer Orbit (GTO). Gao Fen 4, one of 2 catalogued objects, reached a 212 × 35,814 km orbit inclined 23.0°. 2 objects from this launch are catalogued, one of them a payload.

Booster
No booster details on record.
Mission
Earth Science · Geostationary Transfer Orbit (GTO)
Milestone
20th Long March 3B/E flight · 7th this yearChina Aerospace Science and Technology Corporation's 168th launch19th this yearhumanity's 5,529th orbital launch attempt87th orbital launch attempt this year

Flight preview

Orbit: as tracked

23.0°Inclination
212 × 35814 kmPerigee × apogeefrom mean elements
631.6 minPeriodfrom mean elements
335.2°Ascending node
3944 d agoElement epoch2015-12-28 18:06 UTC · stale

Gao Fen 4 · NORAD 41194 · 2015-083 · Space-Track · tracking 1 of 2 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2015-083A
Epoch
2015-12-28 18:06:24 UTC
Mean motion
2.28003407 rev/day
Eccentricity
0.7300193
Inclination
22.971°
Ascending node
335.1777°
Arg. of perigee
179.8229°
Mean anomaly
56.5172°
Element set
999
Rev at epoch
1
B*
0

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

  • Gao Fen 4 · NORAD 41194 · in orbit

CZ-3B Y37 Stage 3 · re-entered October 28, 2020

Data from J. McDowell, planet4589.org

About this launch

In geostationary orbit Gaofen 4 will monitor the Earth in the visible light and infrared regions, at a resolution of 50m and 400m respectively for near time civilian applications. The spacecraft is the 4th Gaofen series spacecraft to be launched in China’s High-Definition Earth Observation Satellite (HDEOS) program. The satellite weighs 4600kg, is powered by 2 solar arrays and has an expected lifetime of 8 years.

Pad

Map of Launch Complex 2 (LC-2)

Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China

62nd launch from Launch Complex 2 (LC-2), 5th this year · 93rd from Xichang Satellite Launch Center, People's Republic of China

126 launches from this pad · 242 from Xichang Satellite Launch Center, People's Republic of China

72 days after the previous launch from this pad

Questions

When did Gaofen 4 launch?

Gaofen 4 launched on December 28, 2015. The time is known to the hour, not the minute.

Where can I watch Gaofen 4?

Coverage: China Launches High Definition Earth Observation Satellite. Watch the replay

What rocket launched Gaofen 4?

Long March 3B/E, flown by China Aerospace Science and Technology Corporation. Long March 3B/E spec sheet

Where did Gaofen 4 launch from?

Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China.

What orbit did Gaofen 4 reach?

Gao Fen 4, one of 2 catalogued objects, reached a 212 × 35,814 km orbit inclined 23.0°.

How many satellites did Gaofen 4 launch?

1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).