CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1980-0435
COSMOS 899
COSMOS 899 (NORAD 9883) re-entered Earth’s atmosphere on 19 October 1980, after 3 years, 6 months in orbit.
Official date
NORAD number
9883
International designator
1977-022A
Object type
Spacecraft
Country
USSR
Launched
24 Mar 1977Plesetsk Cosmodrome
Re-entered (UTC)
19 Oct 1980UTC calendar day
Time in orbit
3 years, 6 months1,305 days
How it ended
Re-entered (natural decay)
Latitude range
74.0°N to 74.0°SFinal inclination 74.0°
Mass
434 kg
Operator
GRU
Built by
Southern SDB
Bus
Tselina-OM
Programme
Tselina-OM
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 74.0°, allowed a re-entry anywhere between 74.0°N and 74.0°S.
Life in orbit
3 years, 6 monthsCOSMOS 899’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1977-022
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1980-0435
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1980-0435
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.