S-15

Class: Solar. Nation: USA. Agency: NASA.

Gamma ray data.

Typical orbit: 480 km x 1458 km at 29 degrees inclination. Mass: 37 kg (81 lb). Associated Launch Vehicle: Juno II.

S-15 Chronology

1961 April 27 - Explorer 11 - Program: Explorer. Launch Site: Cape Canaveral. Launch Vehicle: Jupiter. Mass: 37 kg (81 lb). Perigee: 480 km (290 mi). Apogee: 1,458 km (905 mi). Inclination: 28.80 deg. Period: 104.50 min.
Gamma ray data. Spacecraft engaged in research and exploration of the upper atmosphere or outer space (US Cat B).

Bibliography and Further Reading

USAF Satellite Database, USAF Institute of Technology, 1995. Accessed at: ftp://archive.afit.af.mil/pub/space/.

McDowell, Jonathan, Launch Log, October 1998. Jonathan McDowell's complete on-line listing of all objects orbited since Sputnik. Accessed at: http://hea-www.harvard.edu/~jcm/space/log/launch.html.

JPL Mission and Spacecraft Library, Jet Propulsion Laboratory, 1997. Accessed at: http://msl.jpl.nasa.gov/home.html.

Krebs, Gunter, Gunter's Space Page, University of Frankfurt, 1996. Accessed at: http://www.skyrocket.de/space.

McDowell, Jonathan, Jonathan's Space Home Page, Harvard University, 1997-present. Jonathan McDowell's complete on-line listing of all objects orbited and over 20,000 rocket launches Accessed at: http://www.planet4589.org/jsr.html.

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