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IGS-Optical 1, (2), 2

The IGS-Optical (Intelligence Gathering Satellite), built by Mitsubishi Electric (MELCO), is an optical reconnaissance satellite with a projected life of 5 years. The satellite will be operated by the Cabinet Satellite Information Center. The 850 kg IGS-Optical 1 is equipped with an optical sensor. The resolution is probably about 1 meter. The satellite serves both Japan's national defense and civil natural disaster monitoring.

Nation: Japan
Type / Application: Reconnaissance, optical
Operator: CSICE
Contractors: Mitsubishi Electric (MELCO)
Equipment: ?
Configuration: ?
Propulsion: ?
Lifetime: 5 years
Mass: 850 kg
Orbit: 485 km × 491 km, 97.31 (#1); 484 km × 491 km, 97.31 (#2)
Satellite COSPAR Date LS Launch Vehicle Remarks
IGS-Optical 1 (IG-Space 1a) 2003-009A 28.03.2003 Ta YLP-1 H-2A-2024 with IGS-Radar 1
IGS-Optical (2) (IGS (2a)) 2003-F02 29.11.2003 Ta YLP-1 F H-2A-2024 with IGS-Radar (2)
IGS-Optical 2 (IGS 2a) 2006-037A 11.09.2006 Ta YLP-1 H-2A-202

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