Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)
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Sh2-115 and Abell 71, 



    
        

            snakagawa
Sh2-115 and Abell 71
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Sh2-115 and Abell 71

Technical card


Basic astrometry details

Astrometry.net job: 2115397

RA center: 20h 34' 51"

DEC center: +46° 51' 0"

Pixel scale: 1.196 arcsec/pixel

Orientation: 0.126 degrees

Field radius: 1.171 degrees


Resolution: 4401x5501

Data source: Unknown

Description

Emission nebula Sharpless 2-115 i(with an open cluster Berkley 90) and a planetary nebula (or an Hll region) Abell 71. Prototype Hyperstar (thanks to Dean at Starizona) + Celestron 8SE with DIY mirror lock + aperture mask (F/2 -> F/3). Atik 460ex mono at -10 deg C. Baader 5nm narrowband filters.

Ha: 10 min x 47 (7 hrs 50 min)
Oiii: 10 min x 37 (6 hrs 10 min)
Sii: 10 min x 24 (4 hrs)

Processed via Pixinsight, ImagesPlus, Registar, EasyHDR, and Photoshop

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Sh2-115 and Abell 71, 



    
        

            snakagawa