CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1989-0950
COSMOS 397 DEB
COSMOS 397 DEB (NORAD 18497) re-entered Earth’s atmosphere on 11 November 1989.
Official dateFragment record
NORAD number
18497
International designator
1971-015DE
Object type
Fragment
Country
USSR
Parent launched
25 Feb 1971Baikonur Cosmodrome
Re-entered (UTC)
11 Nov 1989UTC calendar day
Time since launch
18 years, 8 months6,834 days
How it ended
Re-entered (natural decay)
Latitude range
66.2°N to 66.2°SFinal inclination 66.2°
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 66.2°, allowed a re-entry anywhere between 66.2°N and 66.2°S.
Life in orbit
COSMOS 397 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 11 Nov 1989
3 entriesFrom the same launch
1971-015
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1989-0950
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1989-0950
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.