CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1988-0660
COSMOS 1973
COSMOS 1973 (NORAD 19521) landed on 10 October 1988, after 18 days in orbit.
Official date
NORAD number
19521
International designator
1988-088A
Object type
Spacecraft
Country
USSR
Launched
22 Sep 1988Plesetsk Cosmodrome
Landed (UTC)
10 Oct 1988UTC calendar day
Time in orbit
18 days18 days
How it ended
Landed
Latitude range
72.9°N to 72.9°SFinal inclination 72.9°
Mass
2,655 kg
Operator
UNKS
Built by
TsSKB
Bus
Oblik
Programme
Oblik
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 72.9°, allowed a re-entry anywhere between 72.9°N and 72.9°S.
Life in orbit
18 daysAlso ended on 10 Oct 1988
5 entriesFrom the same launch
1988-088
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1988-0660
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1988-0660
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.