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Contains:  NGC 5477, NGC 5473, M 101, NGC 5457
Getting plate-solving status, please wait...
M 101 Pinwheel Galaxy, 





    
        

            Gary Opitz
M 101 Pinwheel Galaxy

M 101 Pinwheel Galaxy

Technical card

Resolution: 4470x2845

Dates:April 2, 2017

Frames: 40x300" (gain: 90.00) -15C bin 1x1

Integration: 3.3 hours

Flats: ~25

Bias: ~25

Avg. Moon age: 6.00 days

Avg. Moon phase: 35.53%

Bortle Dark-Sky Scale: 5.00

Astrometry.net job: 1534047

RA center: 210.847 degrees

DEC center: 54.385 degrees

Pixel scale: 1.005 arcsec/pixel

Orientation: -82.950 degrees

Field radius: 0.739 degrees

Locations: Home Observatory, Rochester, New York, United States

Description

A new image of M 101, now taken with my ZWO ASI071MC-Cool.

Comments

Author

chilistars67
Gary Opitz
License: None (All rights reserved)
3490
Like

Revisions

  • M 101 Pinwheel Galaxy, 





    
        

            Gary Opitz
    Original
  • M 101 Pinwheel Galaxy, 





    
        

            Gary Opitz
    B
  • Final
    M 101 Pinwheel Galaxy, 





    
        

            Gary Opitz
    C

B

Improved the background sky and a few other minor tweaks.

C

Brightened the galaxy just a bit more.

Sky plot

Sky plot

Histogram

M 101 Pinwheel Galaxy, 





    
        

            Gary Opitz