ExPaceKuaizhou 1ALaunch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China
Tianmu-1 19-22
Launched
December 27, 2023 · 06:50 UTC
Summary
Tianmu-1 19-22 launched on an ExPace Kuaizhou 1A from Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China on December 27, 2023 at 06:50 UTC. The launch window ran from 06:49 to 07:26 UTC. It was ExPace's 23rd launch, 6th this year and humanity's 6,585th orbital launch attempt. It was the 24th Kuaizhou 1A flight and the 6th this year. The payload was bound for Sun-Synchronous Orbit (SSO). Tianmu 1-19, one of 5 catalogued objects, reached a 525 × 541 km orbit inclined 97.4°. 5 objects from this launch are catalogued, 4 of them payloads.
- Watch
- Vehicle
- Kuaizhou 1A · ExPace
- Booster
- No booster details on record.
- Mission
- Earth Science · Sun-Synchronous Orbit (SSO)
- Milestone
- 24th Kuaizhou 1A flight · 6th this yearExPace's 23rd launch6th this yearhumanity's 6,585th orbital launch attempt217th orbital launch attempt this year
Flight preview
Orbit: as tracked
Tianmu 1-19 · NORAD 58660 · 2023-208 · Space-Track · tracking 1 of 5 objects
Show the numbers for orbit elements
- Object
- OBJECT A
- Object ID
- 2023-208A
- Epoch
- 2023-12-27 13:03:47 UTC
- Mean motion
- 15.13446806 rev/day
- Eccentricity
- 0.0011991
- Inclination
- 97.4065°
- Ascending node
- 113.6869°
- Arg. of perigee
- 268.2725°
- Mean anomaly
- 187.9642°
- Element set
- 999
- Rev at epoch
- 4
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO. Ascent drawn from padside's representative profile.
Catalogued objects
5 catalogued: 4 payloads, 1 rocket stage; 4 still in orbit
- Tianmu 1-19 · NORAD 58660 · in orbit
- Tianmu 1-20 · NORAD 58661 · in orbit
- Tianmu 1-21 · NORAD 58662 · in orbit
- Tianmu 1-22 · NORAD 58663 · in orbit
KZ-1A Y27 Stage 4 · re-entered January 4, 2024
Data from J. McDowell, planet4589.org
About this launch
Small meteorology research satellites using GNSS radio occultation by CASIC subsidiary Xiyong Microelectronics Park.
Pad

Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China
49th launch from Launch Area 95A, 14th this year · 217th from Jiuquan Satellite Launch Center, People's Republic of China
Local pad time at liftoff: Dec 27, 2:50 PM GMT+8, in daylight
68 launches from this pad · 299 from Jiuquan Satellite Launch Center, People's Republic of China
2 days 5 hours after the previous launch from this pad
All launches from Jiuquan Satellite Launch Center, People's Republic of ChinaOpen in maps
Updates
Launch success.
Show 1 earlier update
Added launch per NOTAMs; Payload and launch vehicle identities highly uncertain.
Cosmic_Penguin · 12/23/2023 · source
Questions
When did Tianmu-1 19-22 launch?
Tianmu-1 19-22 launched on December 27, 2023 at 06:50 UTC. The launch window ran from 06:49 to 07:26 UTC.
Where can I watch Tianmu-1 19-22?
Coverage: Kuaizhou-1A launches Tianmu-1 19-22. Watch the replay
What rocket launched Tianmu-1 19-22?
Kuaizhou 1A, flown by ExPace. Kuaizhou 1A spec sheet
Where did Tianmu-1 19-22 launch from?
Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China. Liftoff was Dec 27, 2:50 PM GMT+8 local time at the pad.
What orbit did Tianmu-1 19-22 reach?
Tianmu 1-19, one of 5 catalogued objects, reached a 525 × 541 km orbit inclined 97.4°.
How many satellites did Tianmu-1 19-22 launch?
4 payloads from this launch are catalogued, 4 of them still in orbit (Data from J. McDowell, planet4589.org).
![[AUTO] Kuaizhou-1A | Tianmu-1 19-22 - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fkuaizhou-1a252_image_20231227075024.jpg&w=1600)