P2_6 Celestial Christmas

Joseph Duggan, Gregor Gillan, Luke Meehan, Alex Tyrrell


Sadly, Christmas is an exclusively earthbound event and so this paper looks at the possibility of
spreading the joys of Christmas across the galaxy by covering the surface of Earth with suitably
festive LED lights. We found that covering the entire planet with standard LEDs would give the
planet an absolute bolometric magnitude of 32.49 and could only be detectable up to 20 pc away by aliens with equivalent technology to us.

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