CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1986-0292
SL-6 R/B(2)
SL-6 R/B(2) (NORAD 8274) re-entered Earth’s atmosphere on 16 July 1986, after 10 years, 10 months in orbit.
Official date
NORAD number
8274
International designator
1975-079E
Object type
Rocket body
Country
USSR
Launched
2 Sep 1975Plesetsk Cosmodrome
Re-entered (UTC)
16 Jul 1986UTC calendar dayAlso recorded as 8 Jul 1986
Time in orbit
10 years, 10 months3,970 days
How it ended
Re-entered (natural decay)
Latitude range
63.7°N to 63.7°SFinal inclination 63.7°
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 63.7°, allowed a re-entry anywhere between 63.7°N and 63.7°S.
Life in orbit
10 years, 10 monthsSL-6 R/B(2)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 16 Jul 1986
2 entriesFrom the same launch
1975-079
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1986-0292
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1986-0292
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.