The Heart Nebula (IC 1805) and Surrounding Region

(click here for larger size:  High Resolution (~2.5Mb) or Maximum Resolution (~11.6Mb):

 

Image acquisition and processing details:

Telescope: Takahashi Epsilon 180, f/2.8
Mount: Astro-Physics AP1200
Camera: SBIG STL11000M cooled to -25C and -30C, external guiding with SBIG e-Finder and ST-402ME cooled to -20C.
Filters, Exposure Times: AstroDon Generation 2 Red=290 min, Green=230 min, and Blue=240 min (10 min subframes).  AstroDon 3nm Hydrogen Alpha 380 min (19x20 min subs).  Additional data was obtained but discarded.
Dates: various 11/8/09 to 11/22/09.
Moon Phase: various.
Location: Xanadu Observatory, backyard roll-off in Tucson, AZ
Software: CCDCommander, MaximDL, FocusMax, TheSky, CCDInspector, CCDStack, Adobe Photoshop CS4, Noel Carboni's Astronomy Tools.
Notes: This is my first processed image with the STL11000M.  The camera is anti-blooming, but an adjustment is needed to the camera because there were small blooms on many of the stars.