CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Orbital Register seal
Entry no.
1978-0274

SL-4 R/B

SL-4 R/B (NORAD 10956) re-entered Earth’s atmosphere on 18 June 1978, after 3 days in orbit.

Official date
NORAD number
10956
International designator
1978-061B
Object type
Rocket body
Country
USSR
Launched
15 Jun 1978Baikonur Cosmodrome
Re-entered (UTC)
18 Jun 1978UTC calendar day
Time in orbit
3 days3 days
How it ended
Re-entered (natural decay)
Latitude range
51.6°N to 51.6°SFinal inclination 51.6°
Mass
2,350 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 51.6°, allowed a re-entry anywhere between 51.6°N and 51.6°S.

Life in orbit

3 days

Also ended on 18 Jun 1978

8 entries
1978-0269Kosmos-913 SS 141978-0272Kosmos-965 SS 131978-0271SL-12 R/B(AUX MOTOR)1978-0270COSMOS 958 DEB1978-0273TITAN 3D DEB1978-0275TITAN 3D DEB1978-0276TITAN 3D DEB1978-0277TITAN 3D DEB

From the same launch

1978-061
1978-0373SOYUZ 29
Orbital Register seal
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1978-0274
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.