The Cave Nebula SH2-155. 15 hours of exposure HaLRGB. Taken by Lynn Hilborn, WhistleStop Obs,Grafton,Ontario. Imaged on August 01,20,21,22,2012. TEC 140 scope @f5.6 and FLI ML8300 camera with Baader filters on a Takahashi NJP Temma2 mount.
Cave Nebula (Sh2-155), Distance: 2900 Light Years
Right Ascension: 22:58 (hours : minutes)
Declination: +62:34 (degrees : minutes)