M108 (Spiral Galaxy in Ursa Major)

(Click here or on image for larger version)

Date: January, 2013
Location: Elizabeth, CO. Mag 5.5 skies, alt ~6500 ft

16" f/4.9 Newtonian, Pegasus Optics primary

8" f/3.7 Newtonian, GSO 8" f/5 primary plus 0.73x ASA reducer/corrector

Mount: MI-500 w/ Astrophysics AP1200 GOTO computer control
Exposure Durations: 

Luminance = 225 mins on 16" using a STL-11000M

Color = 120 mins on 8" using a ST-4000XCM, concurrently collected during luminance collection

Seeing: ~2.5"
Comments:   Processed using Maxim, Registar, CCDStack and Corel's PhotoPaint X4

Return to the Galaxy Images page or The Bell Observatory homepage or go to SEDS page (astronomical information on M108)