New answers tagged amateur-observing
These steps are in there for credit I used Stellarium to simulate a sunrise, and took screenshots of the progression. Each screen shot was 2 seconds apart, and stellarium was accelerated to 10 minutes a second. Then, using imagemagik to crop batch those 13 images with this command: mogrify -crop 1280 1024 *.png (those numbers are the size of my screen. ...
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