M81 is a bright spiral galaxy in Ursa Major about half the size of the Milky Way.
Imaging Details
- Workflow: LRGB+HA
- Luminance: 120*60 seconds
- Red: 90*90 seconds
- Green: 90*90 seconds
- Blue: 67*90 seconds
- HA: 28*600 seconds
- Imaging Dates:
- 2/6/2020
- 2/29/2020
- 3/21/2020
- 3/30/2020
- 3/31/2020
Narrow-band Images
Notes:
Had some severe vignetting on the edges for a few filters, most likely due to imaging during a 3/4 full moon. Was able to remove with PixInsight and cropping.
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