Horsehead NGC 4565 Horsehead

(Click on image for Full Resolution)

(Click here for my previous best with my C14 - 06/25/2003)

Date: March - April , 2008
Exposure: LRGB - 780m : 345m : 360M : 465m
52 x 900s L, 23 x 900s R, 24 x 900s G, 31 x 900 B
Processing: CCDAutoPilot4 used to collect data over multiple nights. CCDSoft for image acquisition, CCDStack on a x64 Vista machine for Image calibration, Astrodon LRGB filters (35 flats each L,R,G,B, Bias subtracted and Sigma Clip combined, 65 bias frames Sigma Clip combined, 40 x 900s darks Sigma Clip combined, 3), alignment, normalization, FITS master files creation, and RGB raw TIFF creation. Photoshop CS2 for final LRGB processing, final layers adjustment and jpg conversion for the website.
Conditions: Good to Excellent, Mag 6-7 Skies
Scope: RCOS 10" Astrograph
Camera: SBIG ST-10XME, -25°
Comments: This is my first light image with the 10" Astrograph. I still need to work on the collimation as it appears to be off just a little. This is my best image of this galaxy taken to date.