This is a day and night time-lapse recorded at the 7th annual gathering of Greek amateur astronomers that took place in Grammos mountain, Greece from July 5th to July 7th 2013.
The time-lapse records what took place in more than 24 hours from daytime, to night telescope observing and back to dawn.
Time-lapse created by Andreas Papalambrou. Musical score "Baddies and Goodies" by Bobby Cole.
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