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SLC6 Chronology 1995 August 15 - 22:30 GMT - Launch Vehicle: Athena. LV Model: Athena-1 . LLV-1 DLV FAILURE: Destroyed by range safety 160 sec into flight after failure of thrust vector control system. GemStar 1 (VitaSat) Mass: 113 kg (249 lb). Spacecraft: GemStar. Agency: LMSC. Global Electronic Messaging Satellite;. 1997 August 23 - 06:51 GMT - Launch Vehicle: Athena. LV Model: Athena-1 . LMLV-1 LM-002 Lewis Spacecraft: Lewis. Agency: TRW/NASA. Perigee: 124 km (77 mi). Apogee: 134 km (83 mi). Inclination: 97.50 deg. Period: 87.10 min. Reentered Sep 28 1999 April 27 - 18:22 GMT - Launch Vehicle: Athena. Athena-2 LM-005 FAILURE: Payload shroud failed to separate four minutes after launch. Ikonos 1 Spacecraft: Ikonos. Agency: LMA/Denver. Tracking stations downrange did not pick up the spacecraft. It was later determined that the rocket nose fairing failed to separate four minutes after launch. The extra mass caused the vehicle to reenter over the South Pacific on the first partial orbit. Space Imaging's Ikonos 1 was to have been the first commercial imaging satellite with a high a resolution camera. 1999 September 24 - 18:21 GMT - Launch Vehicle: Athena. Athena-2 LM-007 Ikonos Mass: 726 kg (1,600 lb). Spacecraft: Ikonos. Agency: SpaceIm. Perigee: 678 km (421 mi). Apogee: 679 km (421 mi). Inclination: 98.20 deg. Commercial / civilian high resolution (1 metre resolution) photograhic satellite. 2006 June 25 - Launch Vehicle: Delta IV. LV Model: Delta IV Medium+ (4.2) . Delta 4M+(4,2) D4-6 (317) 4240 USA 184 Mass: 4,500 kg (9,900 lb). Spacecraft: Jumpseat-2. Agency: NRO. Secret payload for the National Reconnaissance Office. The intended orbit was thought to be a "Molniya" elliptical 12-hour orbit with an inclination of 63 degrees. American data relay and signals intelligence satellites have used this orbit in the past, notably the Jumpseat series of 1971-1983. A secondary payload was later confirmed to be the first SBIRS-HEO (Space-based Infrared System) sensor. SBIRS was the successor to the DSP (Defence Support Program), which provided early warning of missile launches. Also carried the NASA/Los Alamos TWINS-A magnetospheric research payload 2006 November 4 - 13:53 GMT - Launch Vehicle: Delta IV. LV Model: Delta IV Medium . Delta 4M D4-7 (320) 4040 DMSP-5D3-F17 Mass: 1,154 kg (2,544 lb). Spacecraft: DMSP Block 5D-3. Agency: U.S. Air Force. Perigee: 841 km (522 mi). Apogee: 855 km (531 mi). Inclination: 98.80 deg. Period: 101.90 min. Defense Meteorological Satellite Program satellite with the Operational Linescan System camera, a microwave imager-sounder, ultraviolet spectrometers, particle detectors, a magnetometer, and a laser threat warning sensor. Reportedly went for a time into safe mode due to software problems after launch. The booster upper stage was conducted a maneuver to deorbit itself after placing the satellite in orbit. After the burn an explosion evidently occurred aboard the stage - dozens of objects were tracked in various orbits with perigees down to 670 km and apogees up to 851 km. Contact us with any corrections, additions, or comments. Conditions for use of drawings, pictures, or other materials from this site.. To contact astronauts or cosmonauts. © Mark Wade, 1997 - 2008 except where otherwise noted. |
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