CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Orbital Register seal
Entry no.
1987-0574

SL-12 R/B(AUX MOTOR)

SL-12 R/B(AUX MOTOR) (NORAD 17709) re-entered Earth’s atmosphere on 30 November 1987, after 8 months in orbit.

Official date
NORAD number
17709
International designator
1987-028E
Object type
Rocket body
Country
USSR
Launched
19 Mar 1987Baikonur Cosmodrome
Re-entered (UTC)
30 Nov 1987UTC calendar dayAlso recorded as 30 Nov 1991
Time in orbit
8 months256 days
How it ended
Re-entered (natural decay)
Latitude range
—
Mass
120 kg

Where it came down

Not on record

No position was recorded for this re-entry. Its final orbit is not on record.

Life in orbit

8 months

SL-12 R/B(AUX MOTOR)’s lowest and highest points above Earth, week by week, from its tracking history.

Also ended on 30 Nov 1987

1 entry
1987-0575COSMOS 1889 DEB

From the same launch

1987-028
1987-0103SL-12 R/B(1)1987-0431SL-12 R/B(AUX MOTOR)
Orbital Register seal
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1987-0574
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.