Messier 81&82

This is a mosaic of two separate images of M 81 & M 82 taken two years apart with a Planewave CDK20 and a FLI PL16803 camera. Messier 81 ,taken 1-21-15, L= 15x10 min, 21x5 min,binned 1:1, RGB 15x10min, 21x5min,binned 2:2,Ha =18x10min, binned 4x4 total 162 images, 20 hrs. Imaged with Planewave CDK20 and FLI PL16803Messier 81 ,taken 1-21-15, L= 15x10 min, 21x5 min,binned 1:1, RGB 15x10min, 21x5min,binned 2:2,Ha =18x10min, binned 4x4 total 162 images, 20 hrs. Imaged with Planewave CDK20 and FLI PL16803. Overall there are 318 images taken over 52 hours. The details are with the separate M 81 & M82 images following this one.