CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1991-0540
MIR DEB
MIR DEB (NORAD 21481) re-entered Earth’s atmosphere on 16 December 1991.
Official dateFragment record
NORAD number
21481
International designator
1986-017DZ
Object type
Fragment
Country
USSR
Parent launched
19 Feb 1986Baikonur Cosmodrome
Re-entered (UTC)
16 Dec 1991UTC calendar day
Time since launch
5 years, 9 months2,126 days
How it ended
Re-entered (natural decay)
Latitude range
51.6°N to 51.6°SFinal inclination 51.6°
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 51.6°, allowed a re-entry anywhere between 51.6°N and 51.6°S.
Life in orbit
MIR DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 16 Dec 1991
1 entryFrom the same launch
1986-017Part of a fragment group
319 on record
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1991-0540
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1991-0540
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.