M42 monochrome 2009-11-17

5×3-minute, 5×1-minute guided, no filters.  2×5-minute darks, no flats.


  • Losmandy G11 mount on SkyShed pier
  • Stellarvue SV80S refractor (80mm f/6 triplet)
  • Starlight-Xpress SXV-H9 CCD camera
  • Starlight-Xpress SXV guide camera on off-axis guider
  • Acquisition & stacking: Maxim DL


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