Object: M57 Common name: Ring Nebula Other names: NGC6720 Optics: 10" LX200GPS at f/10 Mount: Standard Field Tripod and Superwedge Camera: SBIG ST-7E Exposure: 16 minutes Sub-exposures: 2 minutes Temp: -14° C Other Accessories: AO-7 (6Hz) Location: Bear Valley Springs, CA Date: March 13, 2003 Processing: Image acquisition, DFR, FFR, align, and combine in CCDSoft. 3 iterations of Lucy-Richardson deconvolution in CCDSharp. Levels, curves, unsharp mask in Photoshop. Other Notes: The Ring Nebula is a magnitude 8.8 planetary nebula in the constellation Lyra. This is probably one of the best images I've taken to date using my LX200GPS. Focus, seeing, and tracking all seemed to come together for this one. Only if the framing could've been better. It needed to be off center to get a good guide star. « Back to Image Gallery