CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Orbital Register seal
Entry no.
1969-0054

COSMOS 204

COSMOS 204 (NORAD 3139) re-entered Earth’s atmosphere on 2 March 1969, after 11 months in orbit.

Official date
NORAD number
3139
International designator
1968-015A
Object type
Spacecraft
Country
USSR
Launched
5 Mar 1968Plesetsk Cosmodrome
Re-entered (UTC)
2 Mar 1969UTC calendar day
Time in orbit
11 months362 days
How it ended
Re-entered (natural decay)
Latitude range
70.9°N to 70.9°SFinal inclination 70.9°
Mass
200 kg
Operator
Southern SDB / PVO
Built by
Southern SDB
Bus
DS-P1
Programme
DS-P1-I

Where it came down

Latitude band its orbit allowed
Exact position not recorded

No position was recorded for this re-entry. Its final orbit, inclined at 70.9°, allowed a re-entry anywhere between 70.9°N and 70.9°S.

Life in orbit

11 months

COSMOS 204’s lowest and highest points above Earth, week by week, from its tracking history.

Also ended on 2 Mar 1969

1 entry
1969-0055COSMOS 219

From the same launch

1968-015
1968-0250SL-7 R/B
Orbital Register seal
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1969-0054
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.