CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
1976-0609

COSMOS 866

COSMOS 866 (NORAD 9532) landed on 23 November 1976, after 12 days in orbit.

Official date
NORAD number
9532
International designator
1976-110A
Object type
Spacecraft
Country
USSR
Launched
11 Nov 1976Baikonur Cosmodrome
Landed (UTC)
23 Nov 1976UTC calendar day
Time in orbit
12 days12 days
How it ended
Landed
Latitude range
65.0°N to 65.0°SFinal inclination 65.0°
Mass
2,310 kg
Operator
GUKOS RVSN
Built by
TsSKB
Bus
Zenit-4MK
Programme
Zenit-4MK

Where it came down

Latitude band its orbit allowed
Exact 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

12 days

Also ended on 23 Nov 1976

1 entry
1976-0610COSMOS 866 DEB

From the same launch

1976-110
1976-0585SL-4 R/B
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1976-0609
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