Sh2-155
The
Cave Nebula
Sh2-155
The Cave Nebula in Cepheus
by
Bob and Janice Fera
ASA
N8 8" f/3.8 Newtonian Astrograph
Yankee
Robotics Trifid-2 6303E CCD Camera
Astrodon
Filters
HaRGB
Composite - 150:70:70:70 minutes
Sub-exposures:
Ha - 10x15 minutes; RGB - 7x10 minutes
Image
acquired with CCDAutopilot
Processed
in CCDstack, MaxIm/DL (with RC-Astro plug-in), PixInsight LE and
Adobe Photoshop
Taken
August 17, 18, 2007 from Eagle Ridge Observatory, Foresthill,
CA
Home Gallery