CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1987-0602
SL-6 R/B(2)
SL-6 R/B(2) (NORAD 9647) re-entered Earth’s atmosphere on 18 December 1987, after 10 years, 11 months in orbit.
Official date
NORAD number
9647
International designator
1976-127E
Object type
Rocket body
Country
USSR
Launched
28 Dec 1976Plesetsk Cosmodrome
Re-entered (UTC)
18 Dec 1987UTC calendar dayAlso recorded as 30 Sep 1987
Time in orbit
10 years, 11 months4,007 days
How it ended
Re-entered (natural decay)
Latitude range
—
Mass
4,500 kg
Where it came down
Not on recordNo position was recorded for this re-entry. Its final orbit is not on record.
Life in orbit
10 years, 11 monthsSL-6 R/B(2)’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1976-127
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1987-0602
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1987-0602
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.