M81 M82 and Polar Spur nebulosity

Image Link
https://ocastronomers.org/wp-content/uploads/2018/12/M81-82-IFN-1000-p2.jpg

Photographer Jim Windlinger

Optics Used Borg 101ED with 0.85x DGL reducer (540mm f/5.4)

Camera Used SBIG STL-11000M

Settings / Equipment Home built German Equatorial mount

Location Anza, CA 4/29/2006

Date / Time November 27, 2012 12:00 am

Copyright 2006 Jim Windlinger

Additional Information LRGB 80, 30, 30, 30 10min subexposures 1x1 bin