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Contains:  IC 435, NGC 2024, NGC 2023, Horsehead nebula, IC 434, IC 432, IC 431, NGC 1990, The star Alnitak (ζOri), The star σOri, The star Alnilam (εOri), Part of the constellation Orion (Ori)
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Horsehead, 





    
        

            Jürgen Kemmerer
Horsehead

Horsehead

Technical card

Resolution: 3786x2493

Dates:March 2, 2017

Frames:Ha 12nm: 25x300" -25C bin 1x1

Integration: 2.1 hours

Darks: ~20

Flats: ~25

Bias: ~20

Avg. Moon age: 4.15 days

Avg. Moon phase: 18.27%

Bortle Dark-Sky Scale: 6.00

Mean SQM: 19.30

Mean FWHM: 2.70

Temperature: 2.00

Astrometry.net job: 1478987

RA center: 84.862 degrees

DEC center: -2.249 degrees

Pixel scale: 3.188 arcsec/pixel

Orientation: 27.309 degrees

Field radius: 2.007 degrees

Locations: Suabelis-Sternwarte, Suburban of Regensburg, Bayern, Germany

Description

Markus Völlner und ich haben dieses Bild aufgenommen

Comments

Author

Suabelis
Jürgen Kemmerer
License: Attribution-NonCommercial-ShareAlike Creative Commons
3561
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Histogram

Horsehead, 





    
        

            Jürgen Kemmerer