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Contains:  M 101, NGC 5451, NGC 5455, NGC 5457, NGC 5461, NGC 5471
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M101, 



    
        

            Rich
M101
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M101

Technical card


Dates:Feb. 22, 2020

Frames: 53x184"

Integration: 2.7 hours

Avg. Moon age: 28.49 days

Avg. Moon phase: 1.21%


Basic astrometry details

Astrometry.net job: 3306472

RA center: 14h 3' 8"

DEC center: +54° 21' 25"

Pixel scale: 0.504 arcsec/pixel

Orientation: 178.263 degrees

Field radius: 0.254 degrees


Resolution: 3072x1937

Locations: back yard, Gales Ferry, CT, United States

Data source: Backyard

Description

M101 Pinwheel Galaxy LRGBHa @ -40C

Comments

Author

rmannix57
Rich
License: None (All rights reserved)
520
Like

Revisions

  • M101, 



    
        

            Rich
    Original
  • M101, 



    
        

            Rich
    B
  • M101, 



    
        

            Rich
    C
  • Final
    M101, 



    
        

            Rich
    D

B

Description: reworked from scratch 2x drizzle. blue had better detail then lum so pixel mathed blue and lum 50/50 for lum

C

Description: added fudge, sprinkles, and cropped

D

Description: reduced levels in PS7

Sky plot

Sky plot

Histogram

M101, 



    
        

            Rich