VANGUARD 3

Photo VANGUARD 3

20
Spacetrack Directory Number
1959-09-18
Orbit launches


Satellite information VANGUARD 3 - Vanguard III

Spacetrack Directory Name VANGUARD 3
Alternative name Vanguard III
Orbit launches 1959-09-18
Deorbitation
Country/organisation of origin USA (US)
Starting point AFETR (Kennedy Space Center/Cape Canaveral, USA)
Perigee 508 km
Apogee 3262 km

Additional information VANGUARD 3

VANGUARD 3, 20 is a payload satellite owned by GSFC (US) in LEO that was launched on Fri, 18 Sep 1959 UTC via a VANGUARD launch vehicle from the Air Force Eastern Test Range (AFETR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

satellite VANGUARD 3 Date of exalting 18.09.1959y.


Update time: 2026-04-21 08:00:09
VANGUARD 3 a new group of Starlink satellites has been launched 1959-09-18