CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1985-0278
SL-4 R/B
SL-4 R/B (NORAD 15960) re-entered Earth’s atmosphere on 22 August 1985, after 6 days in orbit.
Official date
NORAD number
15960
International designator
1985-072B
Object type
Rocket body
Country
USSR
Launched
16 Aug 1985Plesetsk Cosmodrome
Re-entered (UTC)
22 Aug 1985UTC calendar day
Time in orbit
6 days6 days
How it ended
Re-entered (natural decay)
Latitude range
67.2°N to 67.2°SFinal inclination 67.2°
Mass
2,350 kg
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 67.2°, allowed a re-entry anywhere between 67.2°N and 67.2°S.
Life in orbit
6 daysAlso ended on 22 Aug 1985
2 entriesFrom the same launch
1985-072
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1985-0278
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1985-0278
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.