This LED lamp was designed by Nosigner and is based on the March 19th, 2011 Supermoon, where the moon appeared 14% bigger and 30% brighter. It's also completely accurate to the actual moon.
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But the supermoon is just the same moon, showing the same side to the earth, as usual. Isn't it just silly to call it that? If it's a replica of anything, it's just the moon.