فيه كمان helios 2b دقته ٣٥ سم
but Helios 1 is able to detect objects of about 1 meter in diameter, while Helios 2’s ground resolution is about 35 centimeters, according to officials knowledgeable about the program
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French Helios 2B Spy Sat Sends Back First Test Images
The French-led Helios 2B optical and infrared reconnaissance satellite launched Dec. 18, 2009, aboard an Ariane 5 GS rocket has successfully passed initial in-orbit
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