Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Getting plate-solving status, please wait...
Abell 21 (SH2-274) - The Medusa Nebula (H-Alpha), 





    
        

            Frank Breslawski
Abell 21 (SH2-274) - The Medusa Nebula (H-Alpha)

Abell 21 (SH2-274) - The Medusa Nebula (H-Alpha)

Technical card

Resolution: 2307x2365

Dates:Feb. 24, 2019Feb. 25, 2019Feb. 27, 2019

Frames:Astronomik H-Alpha 6nm CCD: 45x900" -20C bin 1x1

Integration: 11.2 hours

Darks: ~50

Flats: ~10

Bias: ~200

Avg. Moon age: 21.47 days

Avg. Moon phase: 56.95%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2914034

RA center: 112.242 degrees

DEC center: 13.328 degrees

Pixel scale: 0.925 arcsec/pixel

Orientation: 358.491 degrees

Field radius: 0.424 degrees

Locations: Home, Bergisches Land, Germany

Data source: Backyard

Comments

Author

_Frank_
Frank Breslawski
License: Attribution-NonCommercial-ShareAlike Creative Commons
2134
Like

Sky plot

Sky plot

Histogram

Abell 21 (SH2-274) - The Medusa Nebula (H-Alpha), 





    
        

            Frank Breslawski