Keyword: orange
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An Extraordinary Migration
Summer’s heat lingered well into September this year. The mercury soared to 97°F (36.1°C) on the 8th day of the month and 87°F (30.6°C) on the 18th. Yet, despite the sometimes furnace-like breath of stubborn summer, the days were growing steadily shorter. Each morning, the sun seemed to sleep a little longer. Each evening, the sun departed a little earlier. Each minute of daylight became a little more precious. Each hour of darkness seemed to stretch beyond what should have been allotted. Th…
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So you want to -- get ready for FITS
A standardized image format is something most users take for granted -- JPG, GIF, PNG and even TIFF are household names when it comes to (web)-images & editing. If you use a dSLR, you have gotten used to adding a tool or two, to process the Nikon or Canon RAW formats. With the astronomy cameras, the formats & necessary conversions become a real mess -- especially if you use a one-shot color "OSC" camera.
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So you want to -- photograph a lunar eclipse
For this article, I use the eclipse on April 15th 2014 as an example and as a location I have picked San Francisco. The path of the moon & the timing is dependent on your own location and you will have to make adjustments for that. Here are some examples and a bit of background of the various attempts : www.ipernity.com/doc/stargazer95050/album/389379
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Image de qualité: Cigogne dans leur nid.
commons.wikimedia.org/wiki/File:GIPE25_-_Cigognes_dans_leur_nid_%28by-sa%29.jpg