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NGC 7331


Optics: AG Optical 12.5" iDK @ f/6.7 l=2130mm
Camera: QSI 640wsg-8 @ -21C
Filters: Astrodon Tru-Balance Gen 2 E Series LRGB
Mount: Astro-Physics AP 1100GTO
AO: Starlight Xpress Active Optics SXV-AO-LF
Guiding: OAG with Starlight Xpress Lodestar X2 Guider / PHD2 Guiding
Location: North Attleboro, Massachusetts
24.5 hours exposure over 10 nights, 2015-08-16 - 2015-09-07
L:R:G:B 8h6m:5h6m:5h42m:5h36m (81x6m : 51x6m : 57x6m : 56x6m) binned 1:2:2:2
Captured with Sequence Generator Pro
Processed with PixInsight