Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent nebula  ·  NGC 6888

Image of the day 12/04/2017

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    Cresent Nebula, 



    
        

            Christopher Maier
    Cresent Nebula
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    Cresent Nebula

    Technical card

    Imaging telescopes or lenses: Planewave Instruments 17" CDK Planewave 17" CDK

    Imaging cameras: SBIG STX KAF-16803 SBIG STX-16803

    Mounts: Astro-Physics AP 1600 with encoders

    Guiding telescopes or lenses: Planewave Instruments 17" CDK Planewave 17" CDK

    Software: PixInsight 1.8 Processing  ·  The SkyX Pro Camera/Telescope software

    Filters: Astrodon 3nm OIII 50mm  ·  Astrodon Ha 3nm TruColor

    Accessory: SBIG AO-X


    Dates:Sept. 28, 2017

    Frames: 723x300"

    Integration: 60.2 hours

    Avg. Moon age: 7.72 days

    Avg. Moon phase: 53.60%


    Basic astrometry details

    Astrometry.net job: 3259916

    RA center: 20h 12' 10"

    DEC center: +38° 20' 24"

    Pixel scale: 1.765 arcsec/pixel

    Orientation: 356.467 degrees

    Field radius: 0.267 degrees


    Resolution: 2280x2420

    Locations: Maier Observatory, San Antonio , Texas, United States

    Data source: Backyard

    Description

    NGC 6888 from surburban San Antonio..60 hours Bicolor Ha and O3. 27 hrs Ha & 33.3 hrs O3 Processed in Pixinsight

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    Cresent Nebula, 



    
        

            Christopher Maier