Sh2-155 The Cave Nebula

    Sh2-155, The Cave Nebula in Cepheus

    click here to se image at 25% size

     

    Technical Details:

    Object(s): Sh2-155, The Cave Nebula in Cepheus
    Observing Site: Azor Observatory, Las Rozas, Madrid,Spain
    Date: January 19 and 26, 2008 
    Camera: SBIG STL-11000M @ -20ºC
    Telescope: ASA N10 Astrograph @ f/3.6, Losmandy G-11 mount
    Filters: Astrodon 6nm H alpha
    Exposure: Ha 510 minutes (8.5 hours, 17x30 min subs)
    Processing Software: Maxim DL, Photoshop
    Comments: Shown at 33% size

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