CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1987-0404
COSMOS 1874
COSMOS 1874 (NORAD 18326) landed on 17 September 1987, after 14 days in orbit.
Official date
NORAD number
18326
International designator
1987-072A
Object type
Spacecraft
Country
USSR
Launched
3 Sep 1987Plesetsk Cosmodrome
Landed (UTC)
17 Sep 1987UTC calendar day
Time in orbit
14 days14 days
How it ended
Landed
Latitude range
72.9°N to 72.9°SFinal inclination 72.9°
Mass
2,655 kg
Operator
UNKS
Built by
TsSKB
Bus
Oblik
Programme
Oblik
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 72.9°, allowed a re-entry anywhere between 72.9°N and 72.9°S.
Life in orbit
14 daysAlso ended on 17 Sep 1987
2 entriesFrom the same launch
1987-072
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1987-0404
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1987-0404
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.