CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1977-0327
Kosmos-816 SS 5
ESO
Kosmos-816 SS 5 (NORAD 9428) re-entered Earth’s atmosphere on 9 August 1977, after 1 year, 3 months in orbit.
Official dateIdentified from the historical record
NORAD number
9428
International designator
1976-037G
Object type
Spacecraft
Official listing
COSMOS 816 DEBListed as a fragment
Country
USSR
Launched
28 Apr 1976Plesetsk Cosmodrome
Re-entered (UTC)
9 Aug 1977UTC calendar day
Time in orbit
1 year, 3 months468 days
How it ended
Re-entered (natural decay)
Latitude range
65.7°N to 65.7°SFinal inclination 65.7°
Mass
5 kg
Operator
PVO
Built by
Southern SDB
Bus
ESO
Programme
ESO
Where it came down
Latitude band its orbit allowedExact position not recorded
No position was recorded for this re-entry. Its final orbit, inclined at 65.7°, allowed a re-entry anywhere between 65.7°N and 65.7°S.
Life in orbit
1 year, 3 monthsKosmos-816 SS 5’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 9 Aug 1977
2 entriesFrom the same launch
1976-037
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1977-0327
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1977-0327
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.