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China Aerospace Science and Technology CorporationLong March 5101, Wenchang Space Launch Site, People's Republic of China

Shijian 20

Launched

December 27, 2019

Launch Successful

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.

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

19.4°Inclination
187 × 67697 kmPerigee × apogeefrom mean elements
1342.5 minPeriodfrom mean elements
307.8°Ascending node
2484 d agoElement epoch2019-12-27 15:09 UTC · stale

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

Map of 101

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

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).