GeoEye-1

December 6, 2013 News No comments

GeoEye-1 adalah satelit yang memiliki resolusi paling tinggi di antara semua satelit komersial di dunia. Satelit menawarkan resolusi spasial yang belum pernah ada sebelumnya, yaitu 41 cm citra pankromatik (black & white) dan citra multispektral (color) resolusi 165 cm. Dengan meakukan fusi maka akan didapatkan citra dengan resolusi 41 cm color. Selain itu, dibandingkan citra IKONOS melakukan perekaman dengan lebar sapuan 11 km, GeoEye-1 mencapai lebar sapuan 15 km.

GeoEye-1 Satellite Image – Kalifa Sports City, Doha, Qatar
© 2012 GeoEye – Alll rights reserved

GeoEye-1 Satellite Specifications

Name of satellite	GeoEye-1
Operating country	United States
Operating organization	DigitalGlobe, Inc. (United States)
Satellite manufacturer	General Dynamics Advanced Information Systems (United States)
Launched	September 6, 2008 (local time)
Revisit frequency	11 days
Revisit time	3 days (in the event that imaging angle is above 60º)
Orbital inclination	98º
Satellite orbit	Polar sun-synchronous orbit
Satellite altitude	681 km
Overpass time (above Japanese skies)	From around 10:30 a.m. to 11:00 a.m.

Satellite platform technical Information:

Launch Vehicle	Delta II
Launch Vehicle Manufacturer	Boeing Corporation
Launch Location	Vandenberg Air Force Base, California
Satellite Weight	1955 kg
Satellite Storage and Downlink	1 Terabit recorder; X-band downlink (at 740 mb/sec or 150 mb/sec)
Orbital Altitude	684 kilometers / 425 miles
Orbital Velocity	About 7.5 km/sec or 17,000 mi/hr
Inclination/Equator Crossing Time	98 degrees / 10:30am