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tycho
 
tycho
Tycho is the large crater seen near
the centre of the photo

04 October 2006 20:59UT

Telescope: Skywatcher Pro
Maksutov Cassegrain
Aperture: 150mm
Focal length: 1800mm f12
Eyepiece: 26mm plossl
Projection: Afocal
Mount: Motor driven equatorial

Image:Processed with Registax and Photoshop-levels and some unsharp masking

Camera:Nikon Coolpix 4500
Exposure time [s]: 1/60
F-Number: F5.1
Focal length [mm]: 32
35mm focal length [mm]: 154
ISO value: 100
White balance: Auto

Photo: John Downing
Location: Solihull UK