CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2025-1379
SHIYAN 11 (SY-11)
SHIYAN 11 (SY-11) (NORAD 49501) re-entered Earth’s atmosphere on 15 August 2025, after 3 years, 8 months in orbit.
Official date
NORAD number
49501
International designator
2021-112A
Object type
Spacecraft
Country
China
Launched
24 Nov 2021Jiuquan
Re-entered (UTC)
15 Aug 2025UTC calendar day
Time in orbit
3 years, 8 months1,360 days
How it ended
Re-entered (natural decay)
Latitude range
82.7°N to 82.7°SFinal inclination 97.3°
Mass
200 kg
Operator
China Aerospace
Built by
DFH Shenzhen
Bus
SY-11
Programme
SW11
Where it came down
Latitude band its orbit allowedExact position not recorded
No position was recorded for this re-entry. Its final orbit, inclined at 97.3°, allowed a re-entry anywhere between 82.7°N and 82.7°S.
Life in orbit
3 years, 8 monthsSHIYAN 11 (SY-11)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 15 Aug 2025
5 entriesFrom the same launch
2021-112
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2025-1379
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2025-1379
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.