Thor's Helmet NGC2359
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Scope: ST80 f/3 Location: Del Mar CA 3/31/2003 Camera: Vesta 690 Exposure: 6 x 240 sec H-Alpha Filter frames, 9 x 120 sec color frames with IR block and SkyGlo filters This image is a combination of exposures. The H-Alpha filter brings out the emission nebulosity. The color frames provide the starfield. Horizontal FOV is 50'
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