CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1999-0262
SL-12 DEB
SL-12 DEB (NORAD 23311) re-entered Earth’s atmosphere on 1 August 1999.
Official dateFragment record
NORAD number
23311
International designator
1985-118W
Object type
Fragment
Country
USSR
Parent launched
24 Dec 1985Baikonur Cosmodrome
Re-entered (UTC)
1 Aug 1999UTC calendar day
Time since launch
13 years, 7 months4,968 days
How it ended
Re-entered (natural decay)
Latitude range
64.7°N to 64.7°SFinal inclination 64.7°
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 64.7°, allowed a re-entry anywhere between 64.7°N and 64.7°S.
Life in orbit
SL-12 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 1 Aug 1999
1 entryFrom the same launch
1985-118
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1999-0262
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1999-0262
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.