CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1988-0933
COSMOS 1890
COSMOS 1890 (NORAD 18396) re-entered Earth’s atmosphere on 26 December 1988, after 1 year, 2 months in orbit.
Official date
NORAD number
18396
International designator
1987-086A
Object type
Spacecraft
Country
USSR
Launched
10 Oct 1987Baikonur Cosmodrome
Re-entered (UTC)
26 Dec 1988UTC calendar day
Time in orbit
1 year, 2 months443 days
How it ended
Re-entered (natural decay)
Latitude range
65.0°N to 65.0°SFinal inclination 65.0°
Mass
3,300 kg
Operator
Soviet Navy
Built by
Arsenal / Kometa
Bus
US-P
Programme
US-PM
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 65.0°, allowed a re-entry anywhere between 65.0°N and 65.0°S.
Life in orbit
1 year, 2 monthsCOSMOS 1890’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 26 Dec 1988
2 entriesFrom the same launch
1987-086
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1988-0933
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1988-0933
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.