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Contains:  M 101, NGC 5457
Getting plate-solving status, please wait...
M101 - Pinwheel Galaxy - LRGB - Crop, 





    
        

            Greg Polanski
M101 - Pinwheel Galaxy - LRGB - Crop

M101 - Pinwheel Galaxy - LRGB - Crop

Technical card

Resolution: 2198x1638

Dates:May 5, 2019

Frames:
Baader 2" Blue: 11x300" (gain: 174.00) -15C bin 1x1
Baader 2" Green: 11x300" (gain: 174.00) -15C bin 1x1
Baader 2" Lum: 20x300" (gain: 174.00) -15C bin 1x1
Baader 2" Red: 7x300" (gain: 174.00) -15C bin 1x1

Integration: 4.1 hours

Darks: ~10

Bias: ~50

Avg. Moon age: 0.54 days

Avg. Moon phase: 0.32%

Bortle Dark-Sky Scale: 2.00

Temperature: 7.00

Astrometry.net job: 2700118

RA center: 210.787 degrees

DEC center: 54.356 degrees

Pixel scale: 1.150 arcsec/pixel

Orientation: 254.363 degrees

Field radius: 0.438 degrees

Locations: The Dark Sky Preserve in North Frontenac, Plevna, ON, Canada

Data source: Traveller

Comments

Author

Impact011
Greg Polanski
License: None (All rights reserved)
2351
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Revisions

  • M101 - Pinwheel Galaxy - LRGB - Crop, 





    
        

            Greg Polanski
    Original
  • M101 - Pinwheel Galaxy - LRGB - Crop, 





    
        

            Greg Polanski
    B
  • Final
    M101 - Pinwheel Galaxy - LRGB - Crop, 





    
        

            Greg Polanski
    C

B

Cleaner background.

C

Some color corrections.

Sky plot

Sky plot

Histogram

M101 - Pinwheel Galaxy - LRGB - Crop, 





    
        

            Greg Polanski