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Cassiopeia Widefield

Lewis Mark Williams

By Lewis Mark Williams

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widefield of Cassiopeia last night from Heywood

 

labelled all of the clusters and the more obvious ngc's

 

double exposure
canon 7d
Canon EF50 prime
UNTRACKED
2x 10 sec exposures
ISO 800
f1.8
plus 2 dark frames at same exposure settings
and 2 bias frames at 8000th sec
camera cooled to around 10 degrees C

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