CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1968-0225
COSMOS 239
COSMOS 239 (NORAD 3353) landed on 13 September 1968, after 8 days in orbit.
Official date
NORAD number
3353
International designator
1968-073A
Object type
Spacecraft
Country
USSR
Launched
5 Sep 1968Baikonur Cosmodrome
Landed (UTC)
13 Sep 1968UTC calendar day
Time in orbit
8 days8 days
How it ended
Landed
Latitude range
51.8°N to 51.8°SFinal inclination 51.8°
Mass
2,200 kg
Operator
TsUKOS
Built by
TsKBEM Fil. 3
Bus
Zenit-4
Programme
Zenit-4
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 51.8°, allowed a re-entry anywhere between 51.8°N and 51.8°S.
Life in orbit
8 daysFrom the same launch
1968-073Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1968-0225
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1968-0225
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.