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China Aerospace Science and Technology CorporationLong March 4CLaunch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China
Daqi-2 (AEMS)
Launched
April 17, 2026 · 04:10 UTC
Summary
Daqi-2 (AEMS) launched on a China Aerospace Science and Technology Corporation Long March 4C from Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China on April 17, 2026 at 04:10 UTC. The launch window ran from 04:02 to 04:24 UTC. It was China Aerospace Science and Technology Corporation's 585th launch, 15th this year and humanity's 7,262nd orbital launch attempt. It was the 60th Long March 4C flight and the 1st this year. The payload was bound for Sun-Synchronous Orbit (SSO). Daqi Huanjing Jiance Weixing, one of 2 catalogued objects, reached a 689 × 696 km orbit inclined 98.3°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Booster
- No booster details on record.
- Mission
- Earth Science · Sun-Synchronous Orbit (SSO)
- Milestone
- 60th Long March 4C flight · 1st this yearChina Aerospace Science and Technology Corporation's 585th launch15th this yearhumanity's 7,262nd orbital launch attempt89th orbital launch attempt this year
Flight preview
Orbit: as tracked
Daqi Huanjing Jiance Weixing · NORAD 68760 · 2026-084 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- OBJECT A
- Object ID
- 2026-084A
- Epoch
- 2026-04-17 23:19:45 UTC
- Mean motion
- 14.62353082 rev/day
- Eccentricity
- 0.00050519
- Inclination
- 98.2892°
- Ascending node
- 182.3786°
- Arg. of perigee
- 242.6063°
- Mean anomaly
- 117.4625°
- Element set
- 999
- Rev at epoch
- 12
- B*
- 0.000013809722
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 2 still in orbit
- Daqi Huanjing Jiance Weixing · NORAD 68760 · in orbit
CZ-4C Y41 Stage 3 · in orbit
Data from J. McDowell, planet4589.org
About this launch
Daqi-2 (DQ-2), also known as the Atmospheric Environment Monitoring Satellite/AEMS, is the second of follow-on series of Chinese satellites to the GF-5 series for high resolution atmospheric environment monitoring of greenhouse gases, such as atmospheric aerosol and carbon dioxide.
Pad
Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China
136th launch from Launch Area 94 (SLS-2 / 603), 4th this year · 283rd from Jiuquan Satellite Launch Center, People's Republic of China
Local pad time at liftoff: Apr 17, 12:10 PM GMT+8, in daylight
138 launches from this pad · 299 from Jiuquan Satellite Launch Center, People's Republic of China
20 days 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 uncertain.
Cosmic_Penguin · 4/10/2026 · source
Questions
When did Daqi-2 (AEMS) launch?
Daqi-2 (AEMS) launched on April 17, 2026 at 04:10 UTC. The launch window ran from 04:02 to 04:24 UTC.
Where can I watch Daqi-2 (AEMS)?
No webcast is on record for this launch.
What rocket launched Daqi-2 (AEMS)?
Long March 4C, flown by China Aerospace Science and Technology Corporation. Long March 4C spec sheet
Where did Daqi-2 (AEMS) launch from?
Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China. Liftoff was Apr 17, 12:10 PM GMT+8 local time at the pad.
What orbit did Daqi-2 (AEMS) reach?
Daqi Huanjing Jiance Weixing, one of 2 catalogued objects, reached a 689 × 696 km orbit inclined 98.3°.
How many satellites did Daqi-2 (AEMS) launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).