CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1985-0313
COSMOS 1681
COSMOS 1681 (NORAD 16018) landed on 19 September 1985, after 13 days in orbit.
Official date
NORAD number
16018
International designator
1985-080A
Object type
Spacecraft
Country
USSR
Launched
6 Sep 1985Plesetsk Cosmodrome
Landed (UTC)
19 Sep 1985UTC calendar day
Time in orbit
13 days13 days
How it ended
Landed
Latitude range
82.3°N to 82.3°SFinal inclination 82.3°
Mass
2,455 kg
Operator
Priroda
Built by
TsSKB
Bus
Fram
Programme
Fram
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 82.3°, allowed a re-entry anywhere between 82.3°N and 82.3°S.
Life in orbit
13 daysAlso ended on 19 Sep 1985
3 entriesFrom the same launch
1985-080
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1985-0313
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1985-0313
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.