The Cave Nebula or Sh2-155, is a dim and very diffuse bright nebula within a larger nebula complex containing emission, reflection, and dark nebulosity. It is located in the constellation Cepheus.

Location / Date

Mt Parnon (RGB) - Keratea (Ha) - July & August 2010

Telescope

WO Zenith Star 105 APO Triplet(RGB) WO ED70 (Ha)

Field Flattener

Astro -Tech 2”

Mount

Sky Watcher EQ6 Pro

Camera

QHY9 KAF 8300 mono CCD, Temp -20 C

Filters / Exposures

Ha 12x1200 sec bin 1x , RGB 10x600 bin 2x

Total exposure Time

10 hours

Software

Nebulosity 2, Deep Sky Stacker, Photoshop CS4, Starry Night, EQmod