CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1976-0610
COSMOS 866 DEB
COSMOS 866 DEB (NORAD 9553) re-entered Earth’s atmosphere on 23 November 1976.
Official dateFragment record
NORAD number
9553
International designator
1976-110G
Object type
Fragment
Country
USSR
Parent launched
11 Nov 1976Baikonur Cosmodrome
Re-entered (UTC)
23 Nov 1976UTC calendar dayAlso recorded as 24 Nov 1976
Time since launch
12 days12 days
How it ended
Re-entered (natural decay)
Latitude range
65.0°N to 65.0°SFinal inclination 65.0°
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
Also ended on 23 Nov 1976
1 entryFrom the same launch
1976-110
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1976-0610
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1976-0610
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.