CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Orbital Register seal
Entry no.
1989-0542

SL-12 R/B(AUX MOTOR)

SL-12 R/B(AUX MOTOR) (NORAD 19401) re-entered Earth’s atmosphere on 3 June 1989, after 9 months in orbit.

Official date
NORAD number
19401
International designator
1988-071E
Object type
Rocket body
Country
USSR
Launched
18 Aug 1988Baikonur Cosmodrome
Re-entered (UTC)
3 Jun 1989UTC calendar day
Time in orbit
9 months289 days
How it ended
Re-entered (natural decay)
Latitude range
46.6°N to 46.6°SFinal inclination 46.6°
Mass
120 kg

Where it came down

Latitude band its orbit allowed
Exact position not recorded

No position was recorded for this re-entry. Its final orbit, inclined at 46.6°, allowed a re-entry anywhere between 46.6°N and 46.6°S.

Life in orbit

9 months

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

Also ended on 3 Jun 1989

7 entries
1989-0537COSMOS 1220 DEB1989-0538COSMOS 1461 DEB1989-0539ARIANE 1 DEB1989-0540ARIANE 1 DEB1989-0541ARIANE 1 DEB1989-0543SL-4 DEB1989-0544SL-4 DEB

From the same launch

1988-071
1988-0501SL-12 R/B(1)1994-0113SL-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/1989-0542
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.