CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1985-0168
COSMOS 1657
COSMOS 1657 (NORAD 15806) landed on 21 June 1985, after 14 days in orbit.
Official date
NORAD number
15806
International designator
1985-044A
Object type
Spacecraft
Country
USSR
Launched
7 Jun 1985Plesetsk Cosmodrome
Landed (UTC)
21 Jun 1985UTC calendar day
Time in orbit
14 days14 days
How it ended
Landed
Latitude range
82.5°N to 82.5°SFinal inclination 82.5°
Mass
2,555 kg
Operator
Priroda
Built by
TsSKB
Bus
Resurs-F1
Programme
Resurs-F1
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 82.5°, allowed a re-entry anywhere between 82.5°N and 82.5°S.
Life in orbit
14 daysAlso ended on 21 Jun 1985
1 entryFrom the same launch
1985-044
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1985-0168
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1985-0168
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.