| A | B |
|---|---|
| Neil Gehrels Swift Observatory | … |
| Names | Explorer-84 MIDEX-3 Swift Gamma Ray Burst Explorer |
| Mission type | Gamma-ray astronomy |
| Operator | NASA / Pennsylvania State University |
| COSPAR ID | 2004-047A |
| SATCAT no. | 28485 |
| Website | swift.gsfc.nasa.gov |
| Mission duration | 2 years (planned)1 21 years, 7 months, 6 days (in progress) |
| Spacecraft properties | … |
| Spacecraft | Explorer LXXXIV |
| Spacecraft type | Swift Gamma Ray Burst Explorer |
| Bus | LEOStar-3 |
| Manufacturer | Spectrum Astro |
| Launch mass | 1,470 kg (3,240 lb) |
| Dry mass | 613 kg (1,351 lb) |
| Payload mass | 843 kg (1,858 lb) |
| Dimensions | 5.6 × 5.4 m (18 × 18 ft)2 |
| Power | 1040 watts |
| Start of mission | … |
| Launch date | 20 November 2004, 17:16:01 UTC |
| Rocket | Delta II 7320-10C (Delta 309) |
| Launch site | Cape Canaveral, SLC-17A |
| Contractor | Boeing Defense, Space & Security3 |
| Entered service | 1 February 2005 |
| Orbital parameters | … |
| Reference system | Geocentric orbit4 |
| Regime | Low Earth orbit |
| Perigee altitude | Initial: 585 km (364 mi) Current: 373 km (232 mi) |
| Apogee altitude | Initial: 604 km (375 mi) Current: 378 km (235 mi) |
| Inclination | 20.60° |
| Period | Initial: 96.6 minutes Current: 91.9 minutes |
| Instruments | … |
| Burst Alert Telescope (BAT) UltraViolet Optical Telescope (UVOT) X-Ray Telescope (XRT) | … |
Swift Gamma Ray Burst Explorer Explorer program | … |
Neil Gehrels Swift Observatory
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Footnotes
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“NASA Swift Mission Extended for 4 More Years”. Omitron. Archived from the original on 8 April 2008. Retrieved 7 April 2008. ↩
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“Swift Facts and FAQ”. Sonoma State University. 28 March 2008. Archived from the original on 24 June 2018. Retrieved 7 July 2015. ↩
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“Swift Explorer” (PDF). NASA. 1 November 2004. Retrieved 18 December 2016. This article incorporates text from this source, which is in the public domain. ↩
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“Trajectory: Swift (Explorer 84) 2004-047A”. NASA. Retrieved 14 January 2018. This article incorporates text from this source, which is in the public domain. ↩