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        - Main camera: Apogee ALTA U16M (KAF16803) + Flattener 67 -> 1.68"/pix
        - Guiding camera: ATIK 314L+ in bin 2
        - Filters: L-RGB-Ha-OIII-SII Astrodon Gen2
        - Refractor: TAKAHASHI TOA150 - Focal length 1100mm
        - Mount: mini-OHP with MCMT system
        - Dome: Scopedome 3m
        - Integrationn, pre-treatment and treatment: PRISM v9, IRIS and Photoshop
  
  Main object
IC2118Witch Head Nebula
  Catalogue    Index Catalogue of Nebulae
  Autres objets    - IC 2118 - NGC 1909 -
  Month    December
  Year    2015
  Constellation    Eridanus
  L    960 (16 hours and 0 minutes)
  RGB    720 (12 hours and 0 minutes)
  Ha    800 (13 hours and 20 minutes)
  O3    0
  S2    0
  Total    2480 (41 hours and 20 minutes)
  Format    1x2
  Number    25
  Link    Full size picture
  Link    Labeled picture
  Note    Annotated picture by Sakib Rasool.
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