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Uploaded 13-Apr-09
Taken 13-Apr-09
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Dimensions1029 x 788
Original file size648 KB
Image typeJPEG
Comet Yi-SWAN

Comet Yi-SWAN

I imaged Comet Yi-SWAN last night under windy conditions. The mag 8.5 comet happened to be just south of NGC 281.

C/2009 F6 Yi-SWAN – April 12, 2009
Constellation: Cassiopeia
Location: Cattle Point
Optics: Borg 77EDII at f/4.3 on Vixen Sphinx Mount
Camera: Canon 20Da
Exposures: 24 light frames of 60 sec, ISO 400.
Process: Calibrated with 20 dark frames and 20 flat frames in ImagesPlus. Combined using MinMax Excluded. Colour balance in Photoshop. Cropped.