CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
1985-0088

COSMOS 1644

COSMOS 1644 (NORAD 15636) landed on 17 April 1985, after 14 days in orbit.

Official date
NORAD number
15636
International designator
1985-027A
Object type
Spacecraft
Country
USSR
Launched
3 Apr 1985Baikonur Cosmodrome
Landed (UTC)
17 Apr 1985UTC calendar day
Time in orbit
14 days14 days
How it ended
Landed
Latitude range
70.3°N to 70.3°SFinal inclination 70.3°
Mass
2,655 kg
Operator
GUKOS
Built by
TsSKB
Bus
Oblik
Programme
Oblik

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 70.3°, allowed a re-entry anywhere between 70.3°N and 70.3°S.

Life in orbit

14 days

From the same launch

1985-027
1985-0092SL-4 R/B
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1985-0088
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