M52 and the Bubble Nebula in Cassiopeia

1024x653  |  1280x816  |  2818x1796  |  Bubble Zoom
Date   10/10/2007,10/12/2007,10/13/2007,10/17/2007,10/19/2007
Scope   Takahashi FSQ106N
Filters   Baader UV/IR, Baader 7nm Hα
Camera   QHY-8
Exposure   8x30min Hα 25x15min, Gain 63, Offet 115
Processing   ACP/MaximDL, acquisition; ImagesPlus, bayer interpolation, alignment/stacking, ddp, star reduction; PS CS2, levels, curves, Hi-pass, Noel's Actions, space noise
Notes   This widefield view shows the open cluster M52, the Bubble Nebula (NGC 7635) and in the upper right, another bright nebula, NGC 7538.
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