Long: What we know about spin rate

From Jeff Long at Baseball Prospectus on September 27, 2016:

Now that Statcast has begun making data from its system publicly available, baseball fans and analysts alike have a treasure trove of information to look at when analyzing players. The inherent problem that comes from this, of course, is that we don’t know what we don’t know. In order to better understand what exactly this new data is telling us we need to take a look at what we do and don’t know about it.

We’re going to do just that for spin rate, with the goal of clarifying what we know for sure, what we think we know, and what we don’t know or might want explore next.

Let’s start with the basics.

Read the full article here: http://www.baseballprospectus.com/article.php?articleid=30465

Originally published: September 27, 2016. Last Updated: September 27, 2016.