TS 76 mm f:4.5 apo refractor (342 mm focal length), Sony A7rIII, 15 x 30 sec exposure.
AstroTrac 360 tracking device, tracker only. Temperature was -15 degrees Celsius,
and gear was covered with ice after a while. So was the front lens on the telescope.
stacked with Registar, processed with Photoshop.
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