Tuesday, June 16, 2026

Venus, Jupiter, Mercury

 Mercury reached its furthest elongation from the Sun yesterday.  Even so, it is a difficult planet to catch from this location between two mountain ridges.  There is only a short time between when it becomes dark enough to see Mercury and when it slips behind the mountain.  Last night this was at 9 pm.

 

Venus (top), Jupiter (middle), and Mercury (bottom)

These are two views, enlarged 2x, of Mercury dipping into the treeline:



 Near midnight on the same evening the sky brightness was measured at sqml=21.68 mpsas, a very good value.  The Milky Way was well positioned for photographs.

Sony A7iii + Laowa 15mm f/2

 A 3x3 median filter was applied to this image in post processing to suppress the faint stars and let the Milky Way stand out.

 

 

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