China Aerospace Science and Technology CorporationLong March 11Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China
Hongyun-1
Launched
December 21, 2018
Summary
Hongyun-1 launched on a China Aerospace Science and Technology Corporation Long March 11 from Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China on December 21, 2018. It was China Aerospace Science and Technology Corporation's 242nd launch, 35th this year and humanity's 5,816th orbital launch attempt. It was the 5th Long March 11 flight and the 3rd this year. The payload was bound for low Earth orbit (LEO). Hongyun Gongcheng JYW, one of 2 catalogued objects, reached a 1,072 × 1,079 km orbit inclined 99.9°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- China Launches Experimental Satellite in Project to Boost Broadband CommunicationCCTV Video News Agency
- Booster
- No booster details on record.
- Mission
- Communications · Low Earth Orbit (LEO)
- Milestone
- 5th Long March 11 flight · 3rd this yearChina Aerospace Science and Technology Corporation's 242nd launch35th this yearhumanity's 5,816th orbital launch attempt110th orbital launch attempt this year
Flight preview
Orbit: as tracked
Hongyun Gongcheng JYW · NORAD 43871 · 2018-108 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2018-108A
- Epoch
- 2018-12-22 01:20:17 UTC
- Mean motion
- 13.50962852 rev/day
- Eccentricity
- 0.0004757
- Inclination
- 99.9177°
- Ascending node
- 0.5662°
- Arg. of perigee
- 292.0845°
- Mean anomaly
- 137.0468°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 2 still in orbit
- Hongyun Gongcheng JYW · NORAD 43871 · in orbit
CZ-11 Y5 Stage 4 · in orbit
Data from J. McDowell, planet4589.org
About this launch
Hongyun is planned constellation of 156 low Earth orbit communications satellites by China Aerospace Science and Industry Corp (CASIC). Hongyun-1 is a technology demonstration satellite.
Pad

Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China
8th launch from Launch Area 95A, 5th this year · 112th from Jiuquan Satellite Launch Center, People's Republic of China
68 launches from this pad · 299 from Jiuquan Satellite Launch Center, People's Republic of China
55 days after the previous launch from this pad
All launches from Jiuquan Satellite Launch Center, People's Republic of ChinaOpen in maps
Questions
When did Hongyun-1 launch?
Hongyun-1 launched on December 21, 2018. The time is known to the hour, not the minute.
Where can I watch Hongyun-1?
Coverage: China Launches Experimental Satellite in Project to Boost Broadband Communication. Watch the replay
What rocket launched Hongyun-1?
Long March 11, flown by China Aerospace Science and Technology Corporation. Long March 11 spec sheet
Where did Hongyun-1 launch from?
Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China.
What orbit did Hongyun-1 reach?
Hongyun Gongcheng JYW, one of 2 catalogued objects, reached a 1,072 × 1,079 km orbit inclined 99.9°.
How many satellites did Hongyun-1 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
![[AUTO] Long March 11 - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Flong2520march252011_image_20190222031217.jpeg&w=1600)