Caldwell 4 NGC 7023 vdB 139
Constellation: Cepheus
Distance: 1.4 kly
Type: Open Cluster and Nebula
Imaging Location: Didsbury AB Canada
Imaging Platform: C14 Hyperstar QSI540
Mount: CGE PRO
Guiding Setup: SSAG Orion Short Tube 80
Exposure: 5x240 LRGB
Date: 2009-10-11
Software: MaximDL, Images Plus, PHD, Photoshop CS3
Frost was starting to cover my corrector plate