CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1985-0035
SL-4 R/B
SL-4 R/B (NORAD 15480) re-entered Earth’s atmosphere on 5 February 1985, after 20 days in orbit.
Official date
NORAD number
15480
International designator
1985-005B
Object type
Rocket body
Country
USSR
Launched
16 Jan 1985Baikonur Cosmodrome
Re-entered (UTC)
5 Feb 1985UTC calendar day
Time in orbit
20 days20 days
How it ended
Re-entered (natural decay)
Latitude range
70.0°N to 70.0°SFinal inclination 70.0°
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 70.0°, allowed a re-entry anywhere between 70.0°N and 70.0°S.
Life in orbit
20 daysSL-4 R/B’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1985-005
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1985-0035
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1985-0035
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.