CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1987-0455
SL-11 R/B
SL-11 R/B (NORAD 18397) re-entered Earth’s atmosphere on 11 October 1987, after 1 day in orbit.
Official date
NORAD number
18397
International designator
1987-086B
Object type
Rocket body
Country
USSR
Launched
10 Oct 1987Baikonur Cosmodrome
Re-entered (UTC)
11 Oct 1987UTC calendar day
Time in orbit
1 day1 days
How it ended
Re-entered (natural decay)
Latitude range
65.0°N to 65.0°SFinal inclination 65.0°
Mass
4,000 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 65.0°, allowed a re-entry anywhere between 65.0°N and 65.0°S.
Life in orbit
1 dayAlso ended on 11 Oct 1987
3 entriesFrom the same launch
1987-086
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1987-0455
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1987-0455
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.