NGC 1999 - Reflection Nebula in Orion with Hole

Imaged from Nova Scotia, Fall 2017

Formerly thought to be a Bok globule in silhouhette, latest research as of 2017 indicates the hole is actually, a hole. How it formed is unclear.

 

 

 

Data
Altitude at culmination 39
Minimum Airmass Value (sec z) 1.6 0
Taking Camera SBIG STL-11002XM Nova Scotia Fall 2017, ~mag 6.4 -@-20C
Imaging OTA AGO 14.5" iDK
Equivalent focal length and ratio 2465mm @ f/6.7
Mount Astro-Physics 1600GTO
Guiding PHD2/ONAG/Lodestar X-2
RGB Total Integration Time 14hrs 10m L22X10m, R21X10m,G21X10m, B21X10m Astrodon Gen 2 I series Filters. All Binned 1X1
Acquisition Main Sequence Software-Sequence Generator Pro
Calibration and Stacking Darks, Flats and Bias - Stacked and calibrated with PixInsight
Processed PixInsight, Adobe Photoshop CS4 and Bob Franke's CCDBand-Aid

 

Central Detail

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