CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1969-0264
COSMOS 285
COSMOS 285 (NORAD 3983) re-entered Earth’s atmosphere on 7 October 1969, after 4 months in orbit.
Official date
NORAD number
3983
International designator
1969-049A
Object type
Spacecraft
Country
USSR
Launched
3 Jun 1969Plesetsk Cosmodrome
Re-entered (UTC)
7 Oct 1969UTC calendar day
Time in orbit
4 months126 days
How it ended
Re-entered (natural decay)
Latitude range
71.0°N to 71.0°SFinal inclination 71.0°
Mass
200 kg
Operator
PVO
Built by
Southern SDB
Bus
DS-P1
Programme
DS-P1-Yu A
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 71.0°, allowed a re-entry anywhere between 71.0°N and 71.0°S.
Life in orbit
4 monthsCOSMOS 285’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1969-049
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1969-0264
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1969-0264
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.