CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1979-0342
SL-4 R/B
SL-4 R/B (NORAD 11430) re-entered Earth’s atmosphere on 20 July 1979, after 21 days in orbit.
Official date
NORAD number
11430
International designator
1979-061B
Object type
Rocket body
Country
USSR
Launched
29 Jun 1979Plesetsk Cosmodrome
Re-entered (UTC)
20 Jul 1979UTC calendar day
Time in orbit
21 days21 days
How it ended
Re-entered (natural decay)
Latitude range
62.8°N to 62.8°SFinal inclination 62.8°
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 62.8°, allowed a re-entry anywhere between 62.8°N and 62.8°S.
Life in orbit
21 daysSL-4 R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 20 Jul 1979
2 entriesFrom the same launch
1979-061
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1979-0342
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1979-0342
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.