Celestial hemisphere:  Northern  ·  Constellation: Orion (Ori)  ·  Contains:  The star μOri

Image of the day 04/12/2021

    Abell 12 Hidden Nebula, Derek Santiago
    Abell 12 Hidden Nebula
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    Abell 12 Hidden Nebula

    Image of the day 04/12/2021

      Abell 12 Hidden Nebula, Derek Santiago
      Abell 12 Hidden Nebula
      Powered byPixInsight

      Abell 12 Hidden Nebula

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      Description

      Abell 12, Magnitude 12.4 Planetary Nebula in Orion.

      Often called the "Hidden Nebula" because it is very difficult to observe and image due to its proximity to Mag 4 star, Mu Orionis

      Imaging Camera: QSI540 wsg

      Imaging Scope: 9.25" Celestron edge at F/10

      Guide Camera: SX Lodestar x 2, PHD2

      Mount:Avalon M Uno

      Filters: Astrodon

      Exposure: 2.5 hours 5nm OIII and 2.5 hours 5nm Ha, binned X2, 10 minute subs.

      1 hour each LRGB unbinned, 3 minute subs.

      Processing: CCD Stack and PS CC.

      Date: 1/6/16, 1/11/16 Reprocessed with additional data 4/4/21

      Location: My front driveway. Morristown, NJ

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      Abell 12 Hidden Nebula, Derek Santiago