CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1963-0021
SL-3 R/B
SL-3 R/B (NORAD 572) re-entered Earth’s atmosphere on 20 May 1963, after 22 days in orbit.
Official date
NORAD number
572
International designator
1963-012B
Object type
Rocket body
Country
USSR
Launched
28 Apr 1963Baikonur Cosmodrome
Re-entered (UTC)
20 May 1963UTC calendar day
Time in orbit
22 days22 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
22 daysSL-3 R/B’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1963-012
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1963-0021
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1963-0021
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.