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Simeis 57 / DWB 111 - Propeller Nebula in H-Alpha, 





    
        

            Frank Breslawski
Simeis 57 / DWB 111 - Propeller Nebula in H-Alpha

Simeis 57 / DWB 111 - Propeller Nebula in H-Alpha

Technical card

Resolution: 3220x2456

Dates:July 19, 2018July 24, 2018

Frames:Astronomik H-Alpha 6nm CCD: 27x900" -20C bin 1x1

Integration: 6.8 hours

Darks: ~50

Flats: ~10

Bias: ~200

Avg. Moon age: 9.41 days

Avg. Moon phase: 68.37%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2302752

RA center: 304.034 degrees

DEC center: 43.694 degrees

Pixel scale: 2.635 arcsec/pixel

Orientation: 174.459 degrees

Field radius: 1.482 degrees

Locations: Home, Bergisches Land, Germany

Data source: Backyard

Description

Like this pure H-alpha image very much. The nebula shows so many details that I almost think I'm looking at the surface of the moon...

Comments

Author

_Frank_
Frank Breslawski
License: Attribution-NonCommercial-ShareAlike Creative Commons
1421
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Simeis 57 / DWB 111 - Propeller Nebula in H-Alpha, 





    
        

            Frank Breslawski