CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1972-0323
COSMOS 525
COSMOS 525 (NORAD 6248) landed on 29 October 1972, after 11 days in orbit.
Official date
NORAD number
6248
International designator
1972-083A
Object type
Spacecraft
Country
USSR
Launched
18 Oct 1972Plesetsk Cosmodrome
Landed (UTC)
29 Oct 1972UTC calendar day
Time in orbit
11 days11 days
How it ended
Landed
Latitude range
65.4°N to 65.4°SFinal inclination 65.4°
Mass
2,200 kg
Operator
GUKOS RVSN
Built by
TsKBEM Fil. 3
Bus
Zenit-2M
Programme
Zenit-2M
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 65.4°, allowed a re-entry anywhere between 65.4°N and 65.4°S.
Life in orbit
11 daysAlso ended on 29 Oct 1972
3 entriesFrom the same launch
1972-083
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1972-0323
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1972-0323
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.