Sunday, July 14, 2019

Bracketing the Moon

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 Saturday night I took some photos of the Moon and Jupiter.








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This was not ideal as there was (as always) a power line in the the way, and also I hadn't realized the extend that the fort shakes, which makes shutter speeds slower than about a tenth of a second shaky.  
 

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They are low in the Summer sky, so I had to get onto the fort to capture their images. 







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My camera is powerful enough to make out the moons of Jupiter.  But the fort was shaking too much (thanks, Smokey) and the air too swirly to get a clear photograph.




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I tried to get a good shot of Jupiter and the Galilean moons, and later some stars, but they all looked like reflections in a wavy pool. 

Based on last night's photos, it looks like I get the best shots of a nearly full moon at f/8, which cuts down the glare and improves the contrast and allows for a slightly longer exposure time (it's interesting to compare f/8 1/200sec with f6.5 1/250sec. 

I did get one photograph with both the Moon and Jupiter (middle, right edge).   The timing was wrong to get the two of them much closer, I think they must have been in conjunction 8AM earlier in the day.

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