Comet C/2004 Q2 Machholz Comet C/2004 Q2 Machholz


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21.12.2004 20:04-20.10 UT at altitude of twenty degrees

Imaged with a Canon EOS 20D and EF 200mm f/1.8 L USM lens with 2X tele extender. Exposure time was 30 x 2 seconds at f/3.5 unguided. Camera setting were 1600ISO, daylight white balance and automatic dark subtraction. Images combined in Ulead PhotoImpact XL. Image enhancements used were curves, unsharp masking, cut to 2°X2° and made smaller for the Web. Stars down to magnitude 11.5 are visible and the bright star on the right is SAOI131020. 80% Moon was 37° away.


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All material Copyright © Jorma Koski, Anno Mundi 2004