CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1965-0213
SL-4 R/B
SL-4 R/B (NORAD 1306) re-entered Earth’s atmosphere on 4 April 1965, after 10 days in orbit.
Official date
NORAD number
1306
International designator
1965-025B
Object type
Rocket body
Country
USSR
Launched
25 Mar 1965Baikonur Cosmodrome
Re-entered (UTC)
4 Apr 1965UTC calendar day
Time in orbit
10 days10 days
How it ended
Re-entered (natural decay)
Latitude range
65.0°N to 65.0°SFinal inclination 65.0°
Mass
1,440 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 65.0°, allowed a re-entry anywhere between 65.0°N and 65.0°S.
Life in orbit
10 daysCame down with SL-4 R/B
1 entryFrom the same launch
1965-025
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1965-0213
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1965-0213
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.