CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
1971-0255

SL-4 DEB

SL-4 DEB (NORAD 5538) re-entered Earth’s atmosphere on 14 October 1971.

Official dateFragment record
NORAD number
5538
International designator
1971-085C
Object type
Fragment
Country
USSR
Parent launched
7 Oct 1971Plesetsk Cosmodrome
Re-entered (UTC)
14 Oct 1971UTC calendar day
Time since launch
7 days7 days
How it ended
Re-entered (natural decay)
Latitude range
65.3°N to 65.3°SFinal inclination 65.3°

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 65.3°, allowed a re-entry anywhere between 65.3°N and 65.3°S.

Life in orbit

Also ended on 14 Oct 1971

4 entries
1971-0252DELTA 1 DEB *1971-0253DELTA 1 DEB *1971-0254THORAD AGENA D DEB1971-0256COSMOS 442 DEB

From the same launch

1971-085
1971-0249SL-4 R/B1971-0259COSMOS 4431971-0266Kapsula Kosmosa-443
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1971-0255
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