Is 647.740 chains as long as Baseball base distances?
It's about 500 times as long as Baseball base distances
The length of Baseball base distances is about 1.36360 chains.
(MLB Official Baseball Rules specification)
According to MLB Official Baseball Rules, the distance between baseball diamond bases is 1.36360 chains. While second and home base are located upon the corners of the 27.432 sq. m area created by the bases, first and third base are placed within that square, to better allow the umpires to judge whether a ball is fair or foul.
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