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Abell 2199 Galaxy Cluster in Hercules

26' x 15' Field of view around supergiant elliptical galaxy NGC 6166
Mouse over for annotation of galaxies < 19 magnitude, click for higher resolution version

Optics: GSO RC10 at f/8 (l=2000mm), MoonLite CSL Focuser with MoonLite STM Stepper Motor
Camera: QSI 683wsg @ -25C
Filters: Astrodon Tru-Balance Gen 2 E Series LRGB
Mount: Losmandy G11-G2 with Ovision Worm
AO: Starlight Xpress Active Optics SXV-AO-LF
Guiding: OAG with Starlight Xpress Lodestar Auto Guider / PHD2 Guiding
Location: North Attleboro, Massachusetts
20 hours exposure over 8 nights, 6 May - 7 Jun 2014
L:R:G:B 11h50m:2h48m:2h53m:2h54m, 228 5m-6m subs binned 1:2:2:2
Captured with Sequence Generator Pro
Processed with PixInsight and Photoshop CS6