China Aerospace Science and Technology CorporationLong March 5101, Wenchang Space Launch Site, People's Republic of China
Shijian 20
Launched
December 27, 2019
Image: CASC
Summary
Shijian 20 launched on a China Aerospace Science and Technology Corporation Long March 5 from 101, Wenchang Space Launch Site, People's Republic of China on December 27, 2019. It was China Aerospace Science and Technology Corporation's 270th launch, 26th this year and humanity's 5,922nd orbital launch attempt. It was the 1st Long March 5 flight. The payload was bound for Geostationary Transfer Orbit (GTO). Shi Jian 20, one of 2 catalogued objects, reached a 187 × 67,697 km orbit inclined 19.4°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- China launches Long March-5 rocketNew China TV
- [回放]长征五号遥三火箭发射成功 [Replay]LongMarch-5 Y3 MissionChina’s Space Destination
- Long March-5 Y3 launches Shijian-20SciNews
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Transfer Orbit (GTO)
- Milestone
- 1st Long March 5 flightChina Aerospace Science and Technology Corporation's 270th launch26th this yearhumanity's 5,922nd orbital launch attempt102nd orbital launch attempt this year
Flight preview
Orbit: as tracked
Shi Jian 20 · NORAD 44910 · 2019-097 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2019-097A
- Epoch
- 2019-12-27 15:09:10 UTC
- Mean motion
- 1.07258649 rev/day
- Eccentricity
- 0.8373187
- Inclination
- 19.3964°
- Ascending node
- 307.7778°
- Arg. of perigee
- 193.9131°
- Mean anomaly
- 29.7643°
- 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: GTO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 1 still in orbit
- Shi Jian 20 · NORAD 44910 · in orbit
CZ-5 Y3 Stage 2 · re-entered May 2, 2022
Data from J. McDowell, planet4589.org
About this launch
Shijian 20 is an experimental geostationary communications satellite. This is also a return-to-flight launch for Long March 5 after a July 2017 failure.
Pad

101, Wenchang Space Launch Site, People's Republic of China
3rd launch from 101, 1st this year · 5th from Wenchang Space Launch Site, People's Republic of China
18 launches from this pad · 75 from Wenchang Space Launch Site, People's Republic of China
about 2 years after the previous launch from this pad
All launches from Wenchang Space Launch Site, People's Republic of ChinaOpen in maps
Questions
When did Shijian 20 launch?
Shijian 20 launched on December 27, 2019. The time is known to the hour, not the minute.
Where can I watch Shijian 20?
Coverage: China launches Long March-5 rocket; [回放]长征五号遥三火箭发射成功 [Replay]LongMarch-5 Y3 Mission; Long March-5 Y3 launches Shijian-20. Watch the replay
What rocket launched Shijian 20?
Long March 5, flown by China Aerospace Science and Technology Corporation. Long March 5 spec sheet
Where did Shijian 20 launch from?
101, Wenchang Space Launch Site, People's Republic of China.
What orbit did Shijian 20 reach?
Shi Jian 20, one of 2 catalogued objects, reached a 187 × 67,697 km orbit inclined 19.4°.
How many satellites did Shijian 20 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
