CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1977-0458
SL-6 R/B(1)
SL-6 R/B(1) (NORAD 10371) re-entered Earth’s atmosphere on 29 October 1977, after 1 month in orbit.
Official date
NORAD number
10371
International designator
1977-093B
Object type
Rocket body
Country
USSR
Launched
22 Sep 1977Baikonur Cosmodrome
Re-entered (UTC)
29 Oct 1977UTC calendar day
Time in orbit
1 month37 days
How it ended
Re-entered (natural decay)
Latitude range
65.0°N to 65.0°SFinal inclination 65.0°
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 65.0°, allowed a re-entry anywhere between 65.0°N and 65.0°S.
Life in orbit
1 monthSL-6 R/B(1)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 29 Oct 1977
2 entriesFrom the same launch
1977-093
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1977-0458
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1977-0458
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.