CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
2021-0116

TIANWANG 1B (TW-1B)

TIANWANG 1B (TW-1B) (NORAD 40927) re-entered Earth’s atmosphere on 31 March 2021, after 5 years, 6 months in orbit.

Official date
NORAD number
40927
International designator
2015-051C
Object type
Spacecraft
Country
China
Launched
25 Sep 2015Jiuquan
Re-entered (UTC)
31 Mar 2021UTC calendar day
Time in orbit
5 years, 6 months2,014 days
How it ended
Re-entered (natural decay)
Latitude range
83.0°N to 83.0°SFinal inclination 97.0°
Mass
2 kg
Operator
NJUST
Built by
NJUST
Bus
Cubesat 2U
Programme
NJUST

Where it came down

Latitude band its orbit allowed
Exact position not recorded

No position was recorded for this re-entry. Its final orbit, inclined at 97.0°, allowed a re-entry anywhere between 83.0°N and 83.0°S.

Life in orbit

5 years, 6 months

TIANWANG 1B (TW-1B)’s lowest and highest points above Earth, week by week, from its tracking history.

Also ended on 31 Mar 2021

2 entries
2021-0115FENGYUN 1C DEB2021-0117H-2A DEB

From the same launch

2015-051
2015-0391CZ-11 R/B2021-0067TIANWANG 1C (TW-1C)2022-2492TIANWANG 1A (TW-1A)2024-0311PUJIANG 1 (PJ-1)
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2021-0116
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