CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1970-0177
SL-6 R/B
SL-6 R/B (NORAD 4490) re-entered Earth’s atmosphere on 18 August 1970, after 1 day in orbit.
Official date
NORAD number
4490
International designator
1970-060B
Object type
Rocket body
Country
USSR
Launched
17 Aug 1970Baikonur Cosmodrome
Re-entered (UTC)
18 Aug 1970UTC calendar day
Time in orbit
1 day1 days
How it ended
Re-entered (natural decay)
Latitude range
51.8°N to 51.8°SFinal inclination 51.8°
Mass
2,300 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 51.8°, allowed a re-entry anywhere between 51.8°N and 51.8°S.
Life in orbit
1 dayAlso ended on 18 Aug 1970
2 entriesFrom the same launch
1970-060
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1970-0177
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1970-0177
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.