CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1986-0083
COSMOS 1730
COSMOS 1730 (NORAD 16540) landed on 13 February 1986, after 9 days in orbit.
Official date
NORAD number
16540
International designator
1986-012A
Object type
Spacecraft
Country
USSR
Launched
4 Feb 1986Plesetsk Cosmodrome
Landed (UTC)
13 Feb 1986UTC calendar day
Time in orbit
9 days9 days
How it ended
Landed
Latitude range
72.9°N to 72.9°SFinal inclination 72.9°
Mass
2,655 kg
Operator
GUKOS
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
9 daysFrom the same launch
1986-012Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1986-0083
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1986-0083
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.