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Code Name: Onyx. Class: Surveillance. Type: Radarsat. Destination: Medium Earth Orbit. Nation: USA. Agency: US National Reconnaissance Office, Chantilly / Cen. Manufacturer: Martin.

Side-looking radar all-weather reconnaissance satellite.

Lockheed Martin Astronautics, Denver (formerly Martin Marietta)

Typical orbit: 586 km circular orbit, 62.4 deg inclination.


Lacrosse Chronology
  • 1988 December 2 - USA 34 - Launch Site: Cape Canaveral. Launch Complex: LC39B. Launch Vehicle: Shuttle. Perigee: 437 km (271 mi). Apogee: 447 km (277 mi). Inclination: 57.00 deg. Period: 93.40 min.
    Deployed from STS-27. Operations completed March 1997.

  • 1991 March 8 - USA 69 - Launch Site: Vandenberg. Launch Complex: SLC4E. Launch Vehicle: Titan. Perigee: 420 km (260 mi). Apogee: 662 km (411 mi). Inclination: 68.00 deg. Period: 95.50 min.
    Still operating December 1997. First West Coast launch of a Titan 4.

  • 1997 October 24 - USA 133 - Launch Site: Vandenberg. Launch Complex: SLC4E. Launch Vehicle: Titan. Perigee: 666 km (413 mi). Apogee: 679 km (421 mi). Inclination: 57.00 deg.
    Still operating December 1997.

  • 2000 August 17 - USA 152 - Launch Site: Vandenberg. Launch Complex: SLC4E. Launch Vehicle: Titan. Mass: 14,500 kg (31,900 lb). Perigee: 689 km (428 mi). Apogee: 695 km (432 mi). Inclination: 68.00 deg. Period: 98.53 min.
    The National Reconnaissance Office satellite was reported to be an Onyx (formerly Lacrosse) radar imaging spacecraft built by Lockheed Martin. The Titan second stage reached a 572 x 675 km x 68.0 deg orbit and separated from the payload. Amateur observers reported the payload has made two small maneuvers and by Aug 23 was in a 681 x 695 km x 68.1 deg orbit.

  • 2005 April 30 - USA 182 - Launch Site: Cape Canaveral. Launch Complex: LC40. Launch Vehicle: Titan. Mass: 14,500 kg (31,900 lb). Perigee: 481 km (298 mi). Apogee: 705 km (438 mi). Inclination: 57.00 deg.
    Last East Coast Titan launch. Delayed from December 18, 2001; July 3, 2002; October 2004; February 20, April 6, 10 and 11, 2005. Amateur observors believed this to be the fifth in the Lacrosse/Onyx radar spy satellite series built by Lockheed Martin.


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