Andy Resnick's latest activity
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.Hot off the press- the International Space Station, as seen from Cleveland, OH (300%): (Nikon D810 + nikkor 800/5.6 @ f/8, 1/2000s ISO... -
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Andy Resnick replied to the thread Random Photos.Some fall flowers shot with 55mm MicroNikkor at 1:2 reproduction ratio: These were shot at f/11, but by opening the lens to f/3.5 I...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.Consecutive nights of a crescent moon: The first night was a complete disaster- I am amazed I got anything at all. In the best...
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Andy Resnick replied to the thread The Secrets of Prof. Verschure's Rosetta Stones.Now the samples are more strongly fenitized and are also more photogenic: Fenitized gneiss. This sample was been classified as having...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.I guess it's possible? It doesn't really change my conclusion that for me, using flats is a super-frustrating PITA that isn't worth my...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.My test run using flats for 55mm imaging was a disaster. Regardless of the underlying reasons (possibly correctable reasons), my...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.Flats... yeah, I've tried those. Unlike dark/bias/bad pixel frames, I spent at least a year (maybe even longer) trying to get flats to...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.I'm not done trying to locate the blemish, hopefully off-axis illumination (an idea borrowed from 'ultramicroscopy') will reveal the...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.We've had an unseasonal stretch of clear nights and good seeing conditions for the past week or so. Since there's currently nothing...
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Andy Resnick replied to the thread Most Hard-Driving Music?.Can't forget "The Mob Rules": apologies for my lack of skill embedding the video properly...
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Andy Resnick replied to the thread The Secrets of Prof. Verschure's Rosetta Stones.Yet more fenitized gneiss: These gneisses are not the most photogenic of samples; I keep reminding myself that characterizing the...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.I had to get up pretty early for these: Taken @ 800mm (f/8), these are about 1:2 or 1:3 downsized. Upper image @ 1/60s ISO 200...
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Andy Resnick reacted to Charles Link's post in the thread B Venus and Jupiter Conjunction with
Like.
Today at about 4:30 am I saw the conjunction of Venus and Jupiter, where they were about the width of the full moon, or one half degree... -
Andy Resnick replied to the thread Classical Books with a more theoretical approach to turbulence and DNS.Holmes, Lumley, Berkooz and Rowley's "Turbulence, Coherent Structures, Dynamical Systems and Symmetry" may be a good match for you. In...
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Andy Resnick replied to the thread B A quartet of epi-illumination methods.I'm starting to get the hang of it; in microscopy (unlike astronomy), the photographer must prepare their own objects to photograph...
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