CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1986-0166
COSMOS 1685 DEB
COSMOS 1685 DEB (NORAD 16146) re-entered Earth’s atmosphere on 15 April 1986.
Official dateFragment record
NORAD number
16146
International designator
1985-085G
Object type
Fragment
Country
USSR
Parent launched
26 Sep 1985Plesetsk Cosmodrome
Re-entered (UTC)
15 Apr 1986UTC calendar day
Time since launch
6 months201 days
How it ended
Re-entered (natural decay)
Latitude range
72.8°N to 72.8°SFinal inclination 72.8°
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 72.8°, allowed a re-entry anywhere between 72.8°N and 72.8°S.
Life in orbit
COSMOS 1685 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 15 Apr 1986
1 entryFrom the same launch
1985-085
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1986-0166
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1986-0166
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.