CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1986-0458
SL-4 R/B
SL-4 R/B (NORAD 17055) re-entered Earth’s atmosphere on 4 November 1986, after 4 days in orbit.
Official date
NORAD number
17055
International designator
1986-084B
Object type
Rocket body
Country
USSR
Launched
31 Oct 1986Plesetsk Cosmodrome
Re-entered (UTC)
4 Nov 1986UTC calendar day
Time in orbit
4 days4 days
How it ended
Re-entered (natural decay)
Latitude range
82.6°N to 82.6°SFinal inclination 82.6°
Mass
2,350 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 82.6°, allowed a re-entry anywhere between 82.6°N and 82.6°S.
Life in orbit
4 daysAlso ended on 4 Nov 1986
2 entriesFrom the same launch
1986-084
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1986-0458
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1986-0458
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.