Caldwell 23 NGC 891
Constellation: Andromeda
Distance: 31,000 kly
Magnitude: 10.90
R.A.: 02h22m33.6s
Dec.: +42°20'46"
Type: Galaxy
Imaging Location: Didsbury AB Canada
Imaging: Astro Tech 10"RC AP CCDT67 FR QSI540wsg
Mount: Mesu 200
Guiding: Lodestar offaxis
Exposure: 9x600 RGB 10x900 Lum Astronomik 1 1/4 filters
Date: 2013-12-06
Software: MaximDL, Images Plus, RegiStar, CS6
RASC-12
Taken at -36 C Ice crystals were forming