CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1977-0225
SL-4 DEB
SL-4 DEB (NORAD 10009) re-entered Earth’s atmosphere on 22 May 1977.
Official dateFragment record
NORAD number
10009
International designator
1977-035C
Object type
Fragment
Country
USSR
Parent launched
17 May 1977Baikonur Cosmodrome
Re-entered (UTC)
22 May 1977UTC calendar day
Time since launch
5 days5 days
How it ended
Re-entered (natural decay)
Latitude range
51.8°N to 51.8°SFinal inclination 51.8°
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 51.8°, allowed a re-entry anywhere between 51.8°N and 51.8°S.
Life in orbit
Also ended on 22 May 1977
1 entryFrom the same launch
1977-035
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1977-0225
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1977-0225
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.