Same day (11/24), same place (Blue Ridge Parkway), I wanted so badly to get the first Orion of the season, so I took 16 x 3min = 48min pics with 9 x 20sec and 9 x 5sec for the core. Canon 20Da ISO 1600, Takahashi epsilon 160. Calibrated, aligned, stacked with ImagePlus, enhanced with Photoshop.
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