Full-resolution version

Object Type: Open cluster, reflection nebula
Constellation: Cepheus
Magnitude: 7
Size: 18'

Commonly called the Iris Nebula, NGC 7023 consists of a star cluster imbedded in a blue reflection nebula, which itself is surrounded by a dark nebula.

Equipment: Meade 14" LX200R/STL-11000M/Astrodon RGB filters/Paramount ME
F-ratio: f/9.5
Exposures: LRGB:  L 32 x 20 min., binned 2x2; R 27 x 20 min.; G 27 x 20 min.; B 27 x 20 min.; RGB binned 3x3
Date: August 15-21, 2015
Location: Landers, California, USA