Advanced Land Observing Satellite
Japanese Earth observation satellite launched in 2006 / From Wikipedia, the free encyclopedia
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"ALOS" redirects here. For other uses, see Alos (disambiguation).
Advanced Land Observing Satellite (ALOS), also called Daichi (a Japanese word meaning "land"), was a 3810 kg Japanese satellite launched in 2006. After five years of service, the satellite lost power and ceased communication with Earth, but remains in orbit.
Quick Facts Names, Mission type ...
Names | Daichi ALOS |
---|---|
Mission type | Earth observation |
Operator | Japan Aerospace Exploration Agency (JAXA) |
COSPAR ID | 2006-002A |
SATCAT no. | 28931 |
Website | https://global.jaxa.jp/projects/sat/alos/index.html |
Mission duration | 5 years (planned); 5 years, 3 months, 18 days (achieved) |
Spacecraft properties | |
Spacecraft | ALOS |
Manufacturer | NEC Toshiba Mitsubishi Electric |
Launch mass | 3,810 kg (8,400 lb) [1] |
Dimensions | 8.9 m × 27.4 m × 6.2 m (29 ft × 90 ft × 20 ft) |
Power | 7 kW |
Start of mission | |
Launch date | 24 January 2006, 01:33 UTC[2] |
Rocket | H-IIA-2022 (No. 8) |
Launch site | Tanegashima Space Center |
Contractor | Mitsubishi |
End of mission | |
Disposal | Decommissioned |
Deactivated | 12 May 2011, 10:50 UTC |
Orbital parameters | |
Reference system | Geocentric orbit[3] |
Regime | Sun-synchronous orbit |
Perigee altitude | 694 km (431 mi) |
Apogee altitude | 696 km (432 mi) |
Inclination | 98.0° |
Period | 98.5 minutes |
Instruments | |
PRISM: Panchromatic Remote-sensing Instruments for Stereo Mapping, to measure precise land elevation AVNIR-2: Advanced Visible and Near Infrared Radiometer type 2, which observes what covers land surfaces. 10-meter resolution at nadir PALSAR: Phased Array type L-band Synthetic Aperture Radar, which enables day-and-night and all-weather land observation | |
ALOS Series |
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