Galaxies M81 and M82 in Ursa Major



M81 with a 40cm F4 and QSI583wsg CCD

12 - 5 minute exposures on October 26, 2011 with the 40cm F/4 and a QSI583wsg.
6 x minutes Luminance and 2 x 5 minutes each for RGB. Processing in ImagePlus, Pixinsight and Photoshop.

M81 & M82 with an ASA N8 20cm f2.75 astrograph and modified Canon 350D

13 - 6 minute exposures at 800 ISO on 10 March 2007, there were some high clouds.
This image was made with a modified Canon 350D, and a 20-cm (8") f/2.75 ASA Astrograph.

M81 & M82 with an ASA N8 20cm f2.75 astrograph and modified Canon 350D

This is a 50 % crop of the top image

M81 with an ASA N8 20cm f2.75 astrograph and modified Canon 350D

Full scale crop of galaxy M81

M82 with an ASA N8 20cm f2.75 astrograph and modified Canon 350D

Full scale crop of galaxy M81

M81 & M82 with an ASA N8 20cm f2.75 astrograph and modified Canon 350D

Full size image