M105 in Leo


(Click on image for full size version)


Description: M105, along with M95 and M96, form the "other trio in Leo".  M105 is at the top in this image.  Below it is NGC3384 and to its right is NGC3389. 
Exposure Data: 2/24/2005.  CRGB: 18x10m, 6x10m, 6x10m, 6x10m.  RGB 2x2. -25C, 0.55 arc-sec./pixel.
Processing: Acquired via CCDAutoPilot 3 and CCDSoft, reduced, aligned and combined in CCDStack, curves, levels and other processing in Photoshop.
Optical System: 14.5 Ritchey-Chretien @ F/9 w/FFC, IMG6303E/CFW-7 CCD camera, AstroDon filters, Paramount ME, dithered 3 pixels, off-axis guided.
Comments: Luminance was 2.3 arc-sec.