NGC 7023 - Iris nebula in Cepheus
 
(c) Copyright 2003-2012 - All rights reserved
   
Telescope: Takahashi BRC-250, 1260 mm, F/5
CCD Camera: Finger Lakes ProLine 16803 / CFW-4-5, AstroDon 50mm square filterset
Mount: German equatorial mount Astro-Physics 1200 GTO
Integration: LRGB 180:60:60:60. L bin 1, RGB bin 2
Date / Location / Sky: 15-20 Jul 2007 Sicily, Nebrodi Mounts
FWHM: 4.4" 21.3 mag. per squared arcsec
Software: MaxIm-DL, PhotoShop