Eagle Nebula - wide-field view with a side-order of infrared -...



Eagle Nebula - wide-field view with a side-order of infrared - Here’s another one from last night’s run, a wide-field view of the Eagle Nebula (M16) in IR-OIII-Ha with Ha luminance. From our perspective Messier 16–Eagle Nebula–sits just north of the Milky Way’s dense core of stars, bands of clouds, dust, hydrogen, and other galactic detritus. I wasn’t very hopeful with the IR subs, but the Ha subs were beautiful. The OIII frames were about what I expected–not too much but enough to include them. To brighten things up I went back and added the processed Ha stack as a luminance layer. Yes, this may be a spectacularly weird color arrangement, but we’re working in false color imaging already, and this doesn’t seem that far off from our galaxy’s actual core colors. I shot this in Ha, OIII, and near-IR, 21 x 3 minute exposures for each filter, with the William Optics GT81 and ZWO ASI1600MM-Pro mono camera running at -20C. https://SaltwaterWitch.com

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Published on May 25, 2019 11:18
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