CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2000-0279
SL-12 R/B(2)
SL-12 R/B(2) (NORAD 25129) re-entered Earth’s atmosphere on 7 October 2000, after 2 years, 9 months in orbit.
Official date
NORAD number
25129
International designator
1997-086D
Object type
Rocket body
Country
Russia
Launched
24 Dec 1997Baikonur Cosmodrome
Re-entered (UTC)
7 Oct 2000UTC calendar day
Time in orbit
2 years, 9 months1,018 days
How it ended
Re-entered (natural decay)
Latitude range
50.8°N to 50.8°SFinal inclination 50.8°
Mass
17,610 kg
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 50.8°, allowed a re-entry anywhere between 50.8°N and 50.8°S.
Life in orbit
2 years, 9 monthsSL-12 R/B(2)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 7 Oct 2000
1 entryFrom the same launch
1997-086
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2000-0279
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2000-0279
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.