VANGUARD 3

Photo VANGUARD 3

20
Spacetrack Directory Number
1959-09-18
Orbit launches
1966.33 km
Average height
24894.79 km/h
Average velocity


Satellite information VANGUARD 3 - Vanguard III

Spacetrack Directory Name VANGUARD 3
Alternative name Vanguard III
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Orbit launches 1959-09-18 (66 years ago)
Days in orbit 24443
Country/organisation of origin USA (US)
Starting point AFETR (Kennedy Space Center/Cape Canaveral, USA)
Type Satellite
Perigee 508 km
Apogee 3262 km
Orbit slope (inclination) 33.34°
Laps per day 12
Height VANGUARD 3 1966.33 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. Average height of ISS VANGUARD 3 hundred 1966.33 km. Average velocity VANGUARD 3 is 24894.79 km/h. Inclination VANGUARD 3 satellite 33.34°.

TLE



Average orbit height VANGUARD 3

Average velocity VANGUARD 3

Average inclination VANGUARD 3

Mean right ascension of the ascending node (RAAN) VANGUARD 3

Mean argument of perigee VANGUARD 3

Mean semi-major axis of the orbit VANGUARD 3

Mean orbital eccentricity VANGUARD 3

Update time: 2026-08-20 19:30:21
Average height of ISS VANGUARD 3 is: 1966.33km
Average velocity VANGUARD 3 is: 24894.79km/h
Average orbit height VANGUARD 3 is: 33.34°
VANGUARD 3 a new group of Starlink satellites has been launched 1959-09-18
VANGUARD 3 is from 24443 days Days in orbit.