CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1978-0474
SL-6 R/B
SL-6 R/B (NORAD 11090) re-entered Earth’s atmosphere on 25 November 1978, after 26 days in orbit.
Official date
NORAD number
11090
International designator
1978-101B
Object type
Rocket body
Country
USSR
Launched
30 Oct 1978Baikonur Cosmodrome
Re-entered (UTC)
25 Nov 1978UTC calendar day
Time in orbit
26 days26 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
26 daysSL-6 R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 25 Nov 1978
1 entryFrom the same launch
1978-101
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1978-0474
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1978-0474
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.