Hemisphere:  Northern  ·  Constellation: Orion (Ori)  ·  Contains:  Great Nebula in Orion  ·  Horsehead nebula  ·  IC 434  ·  M 42  ·  M 43  ·  NGC 1976  ·  NGC 1977  ·  NGC 1981  ·  NGC 1982  ·  NGC 1990  ·  NGC 2024  ·  Part of the constellation Orion (Ori)  ·  The star Alnilam (εOri)  ·  The star Alnitak (ζOri)  ·  The star Bellatrix (γOri)  ·  The star Betelgeuse (αOri)  ·  The star Meissa (λOri)  ·  The star Mintaka (δOri)  ·  The star Rigel (βOri)  ·  The star Saiph (κOri)  ·  The star ηOri  ·  The star ιOri

Image of the day 02/11/2017

Getting plate-solving status, please wait...
    Colored version of my 180 pannels mosaic for the Orion Challenge, 



    
        

            David Lindemann
    Colored version of my 180 pannels mosaic for the Orion Challenge
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    Colored version of my 180 pannels mosaic for the Orion Challenge

    Technical card

    Imaging telescopes or lenses: Takahashi FSQ106ED

    Mounts: 10micron GM2000 HPS II GM2000

    Guiding telescopes or lenses: Takahashi FSQ106ED

    Guiding cameras: Alta U8300  ·  Moravian G3-8300C

    Software: PixInsight 1.8  ·  Adobe Photoshop CS5  ·  MaximDL 5

    Filters: SII 5nm  ·  OIII 5nm  ·  Ha 5nm

    Accessory: Atik EFW2 Filter Wheel



    Basic astrometry details

    Astrometry.net job: 1441068

    RA center: 5h 39' 7"

    DEC center: +0° 51' 25"

    Pixel scale: 4.196 arcsec/pixel

    Orientation: 179.497 degrees

    Field radius: 14.576 degrees


    Resolution: 1824x3296

    Locations: Observatoire personnel, Vérossaz, Valais, Switzerland

    Description

    Composition formula HaNIRL:((HaR:G:B) + (SII:Ha:OIII))

    10x180 seconds captured with a Canon EF Zoom 70-200 at 70 mm focal length on a CCD Moravian G2-8300 color
    1530 raw images of 10 minutes each
    366 unbinned raw images LRGB of 5 minutes each
    ~256h total exposure from 10/30/2015 to 12/12/2016

    A full resolution of 24558x44204 pixels for a total of 1 gigapixels
    FOV 14.3° x 25.8°
    50 bias + 50 dark + 50 flats for calibration in CCDStack

    Takahashi FSQ106ED @f/5 530mm focal length with ONAG XT, Apogee Alta U8300 monochrome @-30°C and Astrodon narrowband H-alpha 5nm and TrueBalance LRGB filters and Astrodon NIR filters on 10micron GM2000 HPS II
    Software: MaximDL to capture - SkySurveyor to calculate mosaic tiles and to automatically move the scope to the next tile coordinate - SharpLock to keep the optical train perfectly focused - CCDStack to calibrate, register, normalize, data reject and combine - Registar and PixInsight for mosaic assembly - Photoshop CS5 and PixInsight for non-linear streching and HDR processing.

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    Colored version of my 180 pannels mosaic for the Orion Challenge, 



    
        

            David Lindemann

    In these public groups

    Deep Sky Mosaics
    Narrowband imaging