CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1991-0192
COSMOS 151
COSMOS 151 (NORAD 2720) re-entered Earth’s atmosphere on 6 May 1991, after 24 years, 1 month in orbit.
Official date
NORAD number
2720
International designator
1967-027A
Object type
Spacecraft
Country
USSR
Launched
24 Mar 1967Baikonur Cosmodrome
Re-entered (UTC)
6 May 1991UTC calendar day
Time in orbit
24 years, 1 month8,809 days
How it ended
Re-entered (natural decay)
Latitude range
56.0°N to 56.0°SFinal inclination 56.0°
Mass
800 kg
Operator
OKB-10
Built by
OKB-10
Bus
Strela-2
Programme
Strela-2
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 56.0°, allowed a re-entry anywhere between 56.0°N and 56.0°S.
Life in orbit
24 years, 1 monthCOSMOS 151’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 6 May 1991
4 entriesFrom the same launch
1967-027
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1991-0192
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1991-0192
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.