2 ms·
An Hipparchus (c. 190 BC - c. 120 BC) estimated the distance to the Moon in the Earth radii between 62 and 80 (depending on the method he used). Today's measure
by acqq 7y ago
An Hipparchus (c. 190 BC - c. 120 BC) estimated the distance to the Moon in the Earth radii between 62 and 80 (depending on the method he used). Today's measurements are between 55 and 64, so it was quite good.
https://en.wikipedia.org/wiki/Hipparchus https://en.wikipedia.org/wiki/Hipparchus