CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
1977-0396

SL-4 DEB

SL-4 DEB (NORAD 10354) re-entered Earth’s atmosphere on 20 September 1977.

Official dateFragment record
NORAD number
10354
International designator
1977-086C
Object type
Fragment
Country
USSR
Parent launched
13 Sep 1977Plesetsk Cosmodrome
Re-entered (UTC)
20 Sep 1977UTC calendar day
Time since launch
7 days7 days
How it ended
Re-entered (natural decay)
Latitude range
62.7°N to 62.7°SFinal inclination 62.7°

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 62.7°, allowed a re-entry anywhere between 62.7°N and 62.7°S.

Life in orbit

Also ended on 20 Sep 1977

4 entries
1977-0393Kosmos-816 SS 91977-0394COSMOS 838 DEB1977-0395COSMOS 838 DEB1977-0397COSMOS 948 DEB

From the same launch

1977-086
1977-0392SL-4 R/B1977-0414COSMOS 950
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1977-0396
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