This page no longer updated from 31 October 2001. Latest version can be found at www.astronautix.com
Class: Earth. Type: Magnetosphere. Nation: USA. Agency: DARPA. Mapped project Argus radiation.
SpecificationTotal Mass: 8 kg.
Explorer B Chronology
26 July 1958
Explorer 4 Program: Explorer. Launch Site: Cape Canaveral . Launch Vehicle: Jupiter C. Mass: 8 kg. Perigee: 257 km. Apogee: 1,352 km. Inclination: 50.2 deg. Mapped project Argus radiation.
Bibliography:- 2 - McDowell, Jonathan, The United Nations Registry of Space Objects, Harvard University, 1997. HTML when accessed: http://hea-www.harvard.edu/QEDT/jcm/space/un/un.html
- 6 - JPL Mission and Spacecraft Library, Jet Propulsion Laboratory, 1997. HTML when accessed: http://msl.jpl.nasa.gov/home.html
- 279 - McDowell, Jonathan, Launch Log, October 1998. HTML when accessed: http://hea-www.harvard.edu/~jcm/space/log/launch.html
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Last update 12 March 2001.
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© Mark Wade, 2001 .