Even as recently as Aug. 19, the comet was brighter than predicted, as observed and photographed by amateur astronomers in Australia, notably Michael Mattiazzo.
Then, disaster struck in the form of a coronal mass ejection from the sun. The next day the comet had dropped half a magnitude in brightness, and has continued to drop, despite the icy body getting closer to the sun.
Back when this was happening, many observers considered that the brightness of the sun made it appear that Elenin had dimmed, but in reality it was the same - only the sun obscured its view. Who knows - but there was intense debate on whether Elenin had actually 'dimmed' or not. Continue:
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