CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1972-0327
Kapsula Kosmosa-525
Nauka 16KS No. 1L
Kapsula Kosmosa-525 (NORAD 6258) re-entered Earth’s atmosphere on 1 November 1972, after 14 days in orbit.
Official dateIdentified from the historical record
NORAD number
6258
International designator
1972-083C
Object type
Spacecraft
Official listing
COSMOS 525 DEBListed as a fragment
Country
USSR
Launched
18 Oct 1972Plesetsk Cosmodrome
Re-entered (UTC)
1 Nov 1972UTC calendar day
Time in orbit
14 days14 days
How it ended
Re-entered (natural decay)
Latitude range
65.4°N to 65.4°SFinal inclination 65.4°
Mass
630 kg
Operator
TsKBEM Fil. 3
Built by
TsKBEM Fil. 3
Bus
Nauka
Programme
Nauka 16KS
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
14 daysAlso ended on 1 Nov 1972
2 entriesFrom the same launch
1972-083
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1972-0327
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1972-0327
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.