Object: Region surrounding the lunar crater Tycho.
Exposure: 1/30th second
Camera: Nikon Coolpix 800 digital camera, 1600x1200pixel CCD array.
Processing: Minor enhancement in Adobe Photoshop 6.0
Telescope: Afocal coupling using the Mt. Wilson Observatory 60" reflector at the f/16 Cassegrain focus with a 100mm Masuyama Kellner eyepiece.
Mount: Equatorial fork
Location: Mt. Wilson Observatory, California. Elevation 5710ft.
Date: 06/30/01, 8:17pm PDT.
Comments: This image was taken at the 24,384mm Cassegrain focus of the historic 60" reflector. Seeing on the mountain that evening was measured at around .8 - 1.0 arc sec.
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© Chris Cook 2001