CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
1981-0039

SL-6 R/B(1)

SL-6 R/B(1) (NORAD 12135) re-entered Earth’s atmosphere on 27 January 1981, after 18 days in orbit.

Official date
NORAD number
12135
International designator
1981-002C
Object type
Rocket body
Country
USSR
Launched
9 Jan 1981Plesetsk Cosmodrome
Re-entered (UTC)
27 Jan 1981UTC calendar day
Time in orbit
18 days18 days
How it ended
Re-entered (natural decay)
Latitude range
—
Mass
2,350 kg

Where it came down

Not on record

No position was recorded for this re-entry. Its final orbit is not on record.

Life in orbit

18 days

Also ended on 27 Jan 1981

1 entry
1981-0040SL-4 R/B

From the same launch

1981-002
1999-0219MOLNIYA 3-141999-0338SL-6 R/B(2)
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1981-0039
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