CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1965-0300
SAN MARCO 1
SAN MARCO 1 (NORAD 957) re-entered Earth’s atmosphere on 13 September 1965, after 8 months in orbit.
Official date
NORAD number
957
International designator
1964-084A
Object type
Spacecraft
Country
Italy
Launched
15 Dec 1964Wallops
Re-entered (UTC)
13 Sep 1965UTC calendar dayAlso recorded as 11 Sep 1965
Time in orbit
8 months272 days
How it ended
Re-entered (natural decay)
Latitude range
37.8°N to 37.8°SFinal inclination 37.8°
Mass
116 kg
Operator
ISRC
Built by
CRA
Bus
San Marco
Programme
San Marco
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 37.8°, allowed a re-entry anywhere between 37.8°N and 37.8°S.
Life in orbit
8 monthsSAN MARCO 1’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1964-084
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1965-0300
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1965-0300
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.