CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1978-0119
SL-4 R/B
SL-4 R/B (NORAD 10726) re-entered Earth’s atmosphere on 14 March 1978, after 4 days in orbit.
Official date
NORAD number
10726
International designator
1978-027B
Object type
Rocket body
Country
USSR
Launched
10 Mar 1978Plesetsk Cosmodrome
Re-entered (UTC)
14 Mar 1978UTC calendar day
Time in orbit
4 days4 days
How it ended
Re-entered (natural decay)
Latitude range
72.8°N to 72.8°SFinal inclination 72.8°
Mass
2,350 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 72.8°, allowed a re-entry anywhere between 72.8°N and 72.8°S.
Life in orbit
4 daysFrom the same launch
1978-027
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1978-0119
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1978-0119
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.