Two days to the Great Jupiter Saturn Conjunction

The great conjunction 2020, the closest approach of Jupiter and Saturn in nearly 800 years, will peak in 2 days. They are now only 12.25 arc minutes apart. Here top to bottom: Saturn (Dione, Rhea, Titan) and Jupiter (Callisto, Ganymede, Europa, Io) from Austin, Texas the evening of 2020-12-19 at 6:20 local time. Questar 1280/89mm telescope, Dakin 2x Barlow, Sony a6300 camera. Follow the image link to the full size image.

HDR Composite: Sky (10 sec at ISO 200), Moons (2.5 sec at ISO 200), Saturn best 16 of 120 (1/6 sec at ISO 200), and Jupiter best 16 of 110 (1/13 sec at ISO 200). Stacking in Austostakkert! 3, deconvolution in Lynkeos, HDR composite and final crop and exposure in Photoshop.

A wide angle view of the conjunction and telescope setup use for this image.

Content created: 2020-12-18

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