CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1976-0002
COSMOS 686 DEB
COSMOS 686 DEB (NORAD 7450) re-entered Earth’s atmosphere on 1 January 1976.
Official dateFragment record
NORAD number
7450
International designator
1974-074D
Object type
Fragment
Country
USSR
Parent launched
26 Sep 1974Plesetsk Cosmodrome
Re-entered (UTC)
1 Jan 1976UTC calendar day
Time since launch
1 year, 3 months462 days
How it ended
Re-entered (natural decay)
Latitude range
71.1°N to 71.1°SFinal inclination 71.1°
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 71.1°, allowed a re-entry anywhere between 71.1°N and 71.1°S.
Life in orbit
COSMOS 686 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 1 Jan 1976
1 entryFrom the same launch
1974-074
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1976-0002
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1976-0002
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.