CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1990-0098
COSMOS 252 DEB *
COSMOS 252 DEB * (NORAD 5631) re-entered Earth’s atmosphere on 16 February 1990.
Official dateFragment record
NORAD number
5631
International designator
1968-097CX
Object type
Fragment
Country
USSR
Parent launched
1 Nov 1968Baikonur Cosmodrome
Re-entered (UTC)
16 Feb 1990UTC calendar dayAlso recorded as 15 Oct 1981
Time since launch
21 years, 3 months7,777 days
How it ended
Re-entered (natural decay)
Latitude range
62.2°N to 62.2°SFinal inclination 62.2°
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 62.2°, allowed a re-entry anywhere between 62.2°N and 62.2°S.
Life in orbit
COSMOS 252 DEB *’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 16 Feb 1990
2 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1990-0098
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1990-0098
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.