M101 in Ursa Major


m101

Object:
M101 in Ursa Major (The Pinwheel Galaxy)
Comments:
M101 is aprox. 21 million light years from Earth.
Telescope:
Askar 130PHQ 5.1" f/7.7 Refractor
Mount:
Losmandy G11T German Equatorial
Guide Scope:
Orion Short Tube 80 refractor
Guide Camera:
ASI178MM with PHD2 guiding software
Imaging Camera:
ASI533MM PRO
Filters/Exposures:
Filter:  Astrodon RGBHa, & Optolong L-Pro (light polution filter).  Exposures: 50 Ha , 50 Green, 50 Blue, 35 Red,  @ 180seconds each.  Total capture time was 9.3 hours.  Soft ware: NINA (capture), MaximDl (Calibration & Stacking), Photoshop CS6, Graxpert, Noise Exterminator, and  Pixinsight.
Shooting Location:
Virginia Beach, VA
Date/Time:
April, 2026
Sky Conditions:
Bortle 8/9