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astronautix.com Vanguard 3


Class: Earth. Type: Magnetosphere. Nation: USA. Agency: U.S. Navy.

Radiation, micrometeoroid data.


Specification


Vanguard 3 Chronology


14 April 1959 Vanguard 3A Program: Vanguard. Launch Site: Cape Canaveral . Launch Vehicle: Vanguard. FAILURE: Second stage damaged at separation. Mass: 10 kg.
22 June 1959 Vanguard 3B Program: Vanguard. Launch Site: Cape Canaveral . Launch Vehicle: Vanguard. FAILURE: Failure - unknown cause. Mass: 10 kg.
18 September 1959 Vanguard 3 Program: Vanguard. Launch Site: Cape Canaveral . Launch Vehicle: Vanguard. Mass: 23 kg. Perigee: 512 km. Apogee: 3,413 km. Inclination: 33.4 deg.

Radiation, micrometeoroid data. Third stage failed to separate from payload. Partial Failure.



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Last update 12 March 2001.
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© Mark Wade, 2001 .