DS-A1 Credit - Yuzhnoye

Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artificially-produced radiation belts.

Typical orbit: 233 x 966 km, 48.8 deg inclinaton. Mass: 30 kg (66 lb). Associated Launch Vehicle: Kosmos 63S1.

• 1962 October 20 - Cosmos 11 - Program: DS. Launch Site: Kapustin Yar. Launch Vehicle: Kosmos 63S1. Mass: 315 kg (694 lb). Perigee: 240 km (140 mi). Apogee: 858 km (533 mi). Inclination: 48.90 deg. Period: 95.60 min.

  Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artifically-produced radiation belts.

• 1963 August 22 - DS-A1 s/n 3 - Program: DS. Launch Site: Kapustin Yar. Launch Vehicle: Kosmos 63S1. FAILURE: First stage failed.

  Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artifically-produced radiation belts.

• 1963 May 22 - Cosmos 17 - Program: DS. Launch Site: Kapustin Yar. Launch Vehicle: Kosmos 63S1. Mass: 322 kg (709 lb). Perigee: 251 km (155 mi). Apogee: 658 km (408 mi). Inclination: 48.90 deg. Period: 93.70 min.

  Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artifically-produced radiation belts.

• 1963 October 24 - DS-A1 s/n 4 - Program: DS. Launch Site: Kapustin Yar. Launch Vehicle: Kosmos 63S1. FAILURE: Second stage failed 353 seconds after launch.

  Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artifically-produced radiation belts.

• 1965 February 20 - DS-A1 s/n 6 - Program: DS. Launch Site: Kapustin Yar. Launch Vehicle: Kosmos 63S1. FAILURE: First stage failed 64 seconds after launch.

  Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artifically-produced radiation belts.

• 1965 January 30 - Cosmos 53 - Program: DS. Launch Site: Kapustin Yar. Launch Vehicle: Kosmos 63S1. Mass: 310 kg (680 lb). Perigee: 221 km (137 mi). Apogee: 1,172 km (728 mi). Inclination: 48.70 deg. Period: 98.70 min.

  Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artifically-produced radiation belts.

• 1965 July 2 - Cosmos 70 - Program: DS. Launch Site: Kapustin Yar. Launch Vehicle: Kosmos 63S1. Mass: 250 kg (550 lb). Perigee: 223 km (138 mi). Apogee: 1,176 km (730 mi). Inclination: 48.80 deg. Period: 98.80 min.

  Carried military experiments to test communications and navigation equipment needed for command and control of Soviet nuclear forces (later used on the Uragan navigation satellites). Also conducted operational monitoring of cosmic rays, radiation from nuclear tests, and natural and artifically-produced radiation belts.

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

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

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

• Agapov, V, Novosti Kosmonavtiki, "K zapusku pervovo ISZ serii 'DS'", 1997, Issue 6.

• 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.