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
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.
- Watch
- China Launches High Definition Earth Observation SatelliteCCTV Video News Agency
- 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
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

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
All launches from Xichang Satellite Launch Center, People's Republic of ChinaOpen in maps
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).
![[AUTO] Long March 3B/E | ChinaSat 26 - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Flong2520march_image_20230907120240.jpeg&w=1600)