A barlowed Dumbell Nebula (Messier 27)

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IMAGING DATA
Optical train: AP130 EDF GT + AP 2.2x barlow + IDAS LPS
Mount: Losmandy G11
Guiding: B&L 80/800 SCT guidescope + Lifecam Cinema + PHD
Camera: Canon 1000D (modded & peltier cooled)
Frames: 18 5-minute subs at iso1600 plus 15 darks, 30 flats, and 200 bias.
Processing: Pixinsight 1.7 + Photoshop + Canon DPP
Date: 2012-09-22
Place: San Antonio de Areco, Buenos Aires, Argentina
Seeing/transparency: very good/very good

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