CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1980-0366
COSMOS 610
COSMOS 610 (NORAD 6950) re-entered Earth’s atmosphere on 15 September 1980, after 6 years, 9 months in orbit.
Official date
NORAD number
6950
International designator
1973-093A
Object type
Spacecraft
Country
USSR
Launched
27 Nov 1973Plesetsk Cosmodrome
Re-entered (UTC)
15 Sep 1980UTC calendar day
Time in orbit
6 years, 9 months2,484 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
6 years, 9 monthsCOSMOS 610’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 15 Sep 1980
2 entriesFrom the same launch
1973-093
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1980-0366
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1980-0366
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.