NGC 7023 (Cep) - The Iris Nebula
Date: 28.9.2008 (aprox. 20:00 CET)
Equipment: VOD Newton 170/1000, CG5 GOTO ADV mount
Camera: Modif. Canon EOS 350D (Baader ACF)
Exposure: 6x480 sec, ISO 1600
Location: Havlíčkův Brod - Chrast
Author of the picture: Ondřej Zelenka
Processing: Adobe DNG Converter, SubRaw, DeepSkyStacker, Photoshop
Description: The nebula, which shines at magnitude +6.8, is illuminated by a magnitude +7.4 star designated HD 200775.