This page no longer updated from 31 October 2001. Latest version can be found at www.astronautix.com
Class: ELINT. Nation: USA. Agency: U.S. Air Force, U.S. Navy. NRL ELINT satellite.
SpecificationTotal Mass: 34 kg.
NRL ELINT Chronology
13 December 1962
Black Sphere Program: ELINT. Launch Site: Vandenberg . Launch Vehicle: Thor Agena D. Mass: 23 kg. Perigee: 230 km. Apogee: 2,385 km. Inclination: 70.3 deg. Identified by McDowell as probable NRL ELINT satellite.
15 June 1963
USN satellite Program: ELINT. Launch Site: Vandenberg . Launch Vehicle: Thor Agena D. Mass: 35 kg. Perigee: 170 km. Apogee: 859 km. Inclination: 69.9 deg. Identified by McDowell as probable NRL ELINT satellite.
11 January 1964
Unidentified Program: ELINT. Launch Site: Vandenberg . Launch Vehicle: Thor Agena D. Mass: 40 kg. Perigee: 901 km. Apogee: 920 km. Inclination: 69.9 deg. Identified by McDowell as probable NRL ELINT satellite.
09 March 1965
Solrad 6B Program: ELINT. Launch Site: Vandenberg . Launch Vehicle: Thor Agena D. Mass: 40 kg. Perigee: 895 km. Apogee: 926 km. Inclination: 70.1 deg. Identified by McDowell as probable NRL ELINT satellite.
30 September 1969
Surcal Program: ELINT. Launch Site: Vandenberg . Launch Vehicle: LT Thor Agena D. Mass: 40 kg. Perigee: 899 km. Apogee: 926 km. Inclination: 70.0 deg. Identified by McDowell as probable NRL ELINT satellite.
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
Back to Index
Last update 12 March 2001.
Contact Mark Wade with any corrections or comments.
Conditions for use of drawings, pictures, or other materials from this site..
© Mark Wade, 2001 .