11/29/2020. I will leave the original post unchanged below, but some of our claims here proved to me untrue, or at least more nuanced than we realized. Were I to write this today, I’d point out that seams don’t matter most of the time when the ball has no gyro Continue Reading
bartonlsmith
Attempt using a machine Post #3
The point here is that, when spinning on the same axis and no gyro, there is no difference between a 2-seam and 4-seam pitch.
Why am I interested in Baseball Drag? Post #2
In 2015, the number of home runs increased over 2014 by an amount larger than one would expect from year to year fluctuations. In 2016, MLB experienced a similar increase In 2017, the number of home runs increased again. Many fans believed that the increase was due to a deliberate Continue Reading
Previous study of 2 vs 4 seam pitches Post #1
RPP tackled the same question (why 2 and 4-seam fastballs are different) back in July and came to the same conclusion (that seam orientation in itself does nothing) but from the opposite direction. They showed that a 4-seam pitch with side-spin induced at release would run the same way as Continue Reading
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