CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1972-0277
SL-4 R/B
SL-4 R/B (NORAD 6169) re-entered Earth’s atmosphere on 3 September 1972, after 4 days in orbit.
Official date
NORAD number
6169
International designator
1972-067B
Object type
Rocket body
Country
USSR
Launched
30 Aug 1972Baikonur Cosmodrome
Re-entered (UTC)
3 Sep 1972UTC calendar day
Time in orbit
4 days4 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
4 daysAlso ended on 3 Sep 1972
1 entryFrom the same launch
1972-067
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1972-0277
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1972-0277
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.