CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Orbital Register seal
Entry no.
1974-0287

COSMOS 686 DEB

COSMOS 686 DEB (NORAD 7454) re-entered Earth’s atmosphere on 3 November 1974.

Official dateFragment record
NORAD number
7454
International designator
1974-074H
Object type
Fragment
Country
USSR
Parent launched
26 Sep 1974Plesetsk Cosmodrome
Re-entered (UTC)
3 Nov 1974UTC calendar day
Time since launch
1 month38 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 allowed
Exact 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 3 Nov 1974

3 entries
1974-0286METEOR 1-3 DEB *1974-0288COSMOS 686 DEB1974-0289COSMOS 686 DEB

From the same launch

1974-074
1974-0278SL-7 R/B1975-0126COSMOS 686
Orbital Register seal
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1974-0287
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.