Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree

Image of the day 06/07/2018

Getting plate-solving status, please wait...
    ABELL 39, 





    
        

            Tim
    ABELL 39

    ABELL 39

    Technical card

    Resolution: 4200x2528

    Dates:March 23, 2018May 22, 2018May 23, 2018

    Frames:
    Baader OIII 8.5nm 1.25": 56x300" (gain: 139.00) -20C bin 1x1
    Baader Ha 1.25" 7nm: 35x300" (gain: 139.00) -20C bin 1x1
    Baader SII 1,25" 8nm: 35x300" (gain: 139.00) -20C bin 1x1

    Integration: 10.5 hours

    Darks: ~20

    Flats: ~20

    Flat darks: ~20

    Avg. Moon age: 7.56 days

    Avg. Moon phase: 51.90%

    Astrometry.net job: 2075212

    RA center: 246.890 degrees

    DEC center: 27.909 degrees

    Pixel scale: 0.332 arcsec/pixel

    Orientation: 251.652 degrees

    Field radius: 0.226 degrees

    Locations: Home Observatory - Nelsons Bay Observatory , South River, Ontario, Canada

    Data source: Backyard

    Description

    This is a Spherical Planetary Nebula. I have never imaged a nebula so round. Its extremely faint and the moon had just passed the quarter and was close enough to this PN that I didn't try LRGB but tried narrowband instead.

    Comments

    Author

    TimN
    Tim
    License: Attribution-NonCommercial Creative Commons
    128411
    Like

    Sky plot

    Sky plot

    Histogram

    ABELL 39, 





    
        

            Tim

    In these public groups

    ZWO ASI1600MM/QHY163M