Messier 13. Shot using a Meade LX200 10" f/6.3 telescope at approx. f/4.7 using a SBIG ST-2000XM with a color filter wheel (CFW8a). 40 minutes (8 x 5) luminance at 2x2 binned. 10 (2 x 5) minutes for each RGB channel at 2x2 binned. Acquired using CCDOps. Aligned and combined in CCDSoft 5. Dark and light frames applied. DDP applied & Color Combined in AstroArt 2.0. Self guided by the SBIG ST-2000XM imager. Transparency was poor. Outside temp was approx. 75F.