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NGC 7331
(click for full-size image)

Optics: Stellarvue 115 f/7, Astro-Tech AT2FF Field Flattener
Camera: QSI 683wsg @ -18C
Filters: Astrodon Tru-Balance Gen 2 E Series LRGB
Mount: Losmandy G11-G2 with OPW
Guiding: OAG with Starlight Xpress Lodestar Auto Guider / PHD Guiding
Location: North Attleboro, Massachusetts
4 hours exposure over 3 nights, 8/13/2012 - 8/17/2012
L:R:G:B 1h45m:50m:45m:45m (21x5min : 10x5m : 9x5m : 9x5m) binned 1:2:2:2
Captured with Sequence Generator Pro
Processed with PixInsight