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2 pi 8.04E37 kg m^2 ( 1 / (5.86E33 J s - (1E18*7.15E4 J s)) - 1 / (5.86E33 J s) )
2 pi 8.04E37 kg m^2 ( 1 / (5.86E33 J s - (1E18*7.15E4 J s)) - 1 / (5.86E33 J s) )
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