CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1985-0124
SL-6 R/B(2)
SL-6 R/B(2) (NORAD 7372) re-entered Earth’s atmosphere on 24 May 1985, after 11 years, 4 months in orbit.
Official date
NORAD number
7372
International designator
1973-106D
Object type
Rocket body
Country
USSR
Launched
25 Dec 1973Plesetsk Cosmodrome
Re-entered (UTC)
24 May 1985UTC calendar day
Time in orbit
11 years, 4 months4,168 days
How it ended
Re-entered (natural decay)
Latitude range
63.6°N to 63.6°SFinal inclination 63.6°
Mass
4,500 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 63.6°, allowed a re-entry anywhere between 63.6°N and 63.6°S.
Life in orbit
11 years, 4 monthsSL-6 R/B(2)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 24 May 1985
1 entryFrom the same launch
1973-106
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1985-0124
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1985-0124
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.