CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1969-0284
SL-12 R/B
SL-12 R/B (NORAD 4151) re-entered Earth’s atmosphere on 24 October 1969, after 2 days in orbit.
Official date
NORAD number
4151
International designator
1969-092B
Object type
Rocket body
Country
USSR
Launched
22 Oct 1969Baikonur Cosmodrome
Re-entered (UTC)
24 Oct 1969UTC calendar day
Time in orbit
2 days2 days
How it ended
Re-entered (natural decay)
Latitude range
51.5°N to 51.5°SFinal inclination 51.5°
Mass
120 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 51.5°, allowed a re-entry anywhere between 51.5°N and 51.5°S.
Life in orbit
2 daysAlso ended on 24 Oct 1969
3 entriesFrom the same launch
1969-092
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1969-0284
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1969-0284
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.