Ngc 7331 Group Of Galaxies In Lrgb

Telescope: APM Astrograph 107, f/6.5 with Baader Steeltrack Focuser and 2.5'' TS FF

Mount: NEQ6 Pro with EQ Mod and XBOX Wireless Controller

Camera: ATIK 314L+

Image Scale: 1.91 arcsec/pixel

Filter: Baader L,R,G,B, IDAS LPS

Filter Wheel: Starlight Xpress Motor USB, 7x1.25''

Guide Camera: QHY5 with PHD Guiding and TS UV/IR Block

Guide Scope: Skywatcher Finderscope 8x50

Total Exp. Time: 2 hours & 48 min, Lum: 96 min(bin 1x1),R,G,B: 24,24,24 min(bin 2x2)

Temperature: Ambient (25C), CCD (-5C)

Capture: Nebulosity 2.3.0

Register, Stack: Maxim DL, CCD Stack

Processing: Photoshop CS3

Date: 26 August 2011

Location: Tyros, Arcadia, GR

http://astrophotographia.blogspot.com/

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