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>> No.11600933 [View]
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11600933

>>11600925
measuring the wobble is done with a cheap webcam slapped on a vintage questar telescope. You look at the mirror which looks at the other ruler on the ground. Then you run some time-lapse software and take data points every couple minutes. Gloriously jank. How the hell Cavendish did it so well back in the day I have no clue.

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