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We looked inside some of the posts by robert-vanderbei and here's what we found interesting.
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9 months
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1
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10
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4
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Image of the Ring Nebula, aka M57, taken with my 10" RC telescope and a diffraction grating. The diffracted stars are all streaks but the diffracted nebula is just two blobs--the blue blob is O-III wavelength and the red blob is H-alpha.
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I took this picture of Comet 103p/Hartley on the morning of October 8th as it passed almost in front of the Double Cluster.
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A seriously intense thunder storm rolled through this evening.
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It’s not as good as some of my earlier images of Jupiter but I like it because it shows the Great Red Spot and Red Jr. (aka Oval BA).
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Wavelet image sharpening allows one to achieve image resolution twice as good as the Rayleigh criterion would suggest. Here's an example based on a recent image of Jupiter I took with my 3.5" aperture Questar.
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In Thailand, customers are greeted by Ronald McDonald with a wai instead of a wave.
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Sunrise at Dusit Resort
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Dusit Resort...the suites have beautiful bathrooms (the walk-in shower is behind the green glass wall)!
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A picture of me during my “Lunch-n-Learn” talk about astrophotography.
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