CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
1981-0025

SL-4 R/B

SL-4 R/B (NORAD 12131) re-entered Earth’s atmosphere on 15 January 1981, after 9 days in orbit.

Official date
NORAD number
12131
International designator
1981-001B
Object type
Rocket body
Country
USSR
Launched
6 Jan 1981Plesetsk Cosmodrome
Re-entered (UTC)
15 Jan 1981UTC calendar day
Time in orbit
9 days9 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

9 days

Also ended on 15 Jan 1981

1 entry
1981-0024COSMOS 1227 DEB

From the same launch

1981-001
1981-0030COSMOS 1237
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1981-0025
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