CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1989-0555
SL-3 R/B
SL-3 R/B (NORAD 3836) re-entered Earth’s atmosphere on 10 June 1989, after 20 years, 2 months in orbit.
Official date
NORAD number
3836
International designator
1969-029B
Object type
Rocket body
Country
USSR
Launched
26 Mar 1969Plesetsk Cosmodrome
Re-entered (UTC)
10 Jun 1989UTC calendar day
Time in orbit
20 years, 2 months7,381 days
How it ended
Re-entered (natural decay)
Latitude range
81.1°N to 81.1°SFinal inclination 81.1°
Mass
1,440 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 81.1°, allowed a re-entry anywhere between 81.1°N and 81.1°S.
Life in orbit
20 years, 2 monthsSL-3 R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 10 Jun 1989
2 entriesFrom the same launch
1969-029
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1989-0555
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1989-0555
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.