CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1990-0553
COSMOS 397 DEB
COSMOS 397 DEB (NORAD 5534) re-entered Earth’s atmosphere on 28 December 1990.
Official dateFragment record
NORAD number
5534
International designator
1971-015BY
Object type
Fragment
Country
USSR
Parent launched
25 Feb 1971Baikonur Cosmodrome
Re-entered (UTC)
28 Dec 1990UTC calendar day
Time since launch
19 years, 10 months7,246 days
How it ended
Re-entered (natural decay)
Latitude range
66.1°N to 66.1°SFinal inclination 66.1°
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 66.1°, allowed a re-entry anywhere between 66.1°N and 66.1°S.
Life in orbit
COSMOS 397 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 28 Dec 1990
3 entriesFrom the same launch
1971-015
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1990-0553
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1990-0553
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.