Prep Baseball Report

PBR IL: Rock Valley JC Scout Day: Pitching Data Dive


Kevin Cronin
Tech Analyst, Area Scout

On Tuesday, September 20, the PBR Illinois staff hosted the Rock Valley JC Scout Day in Rockford, Illinois. The event was unfortunately cut short due to rain, but we still had a chance to see the stable of arms that the Golden Eagles have to offer.

You can read up on the pitchers that stood out to our scouting staff from the Scout Day, HERE.

TRACKMAN

We'll continue to roll out the data we gathered from this event, starting with the analytics we have at our disposal from our TrackMan units. Below we'll look at which players had noteworthy batted ball and pitch data.

MAX FASTBALL VELOCITY & SPIN RATE

Max Fastball Velocity: This metric calculates the speed of the pitch as it’s released from the pitcher’s hand.

Spin Rate: This metric calculates the rate of spin on the baseball as it leaves the pitcher’s hand, measured in revolutions per minute (rpm). Historical data shows that high-spin fastballs lessen the impact of gravity, allowing for more ‘rise’ (or less fall, in other words) as it carries through the zone. Low-spin fastballs typically indicate the pitch has greater horizontal action, often making it tougher to square up, but generally easier to make contact with, leading to more ground balls, while high-spin fastballs show a correlation with swings and misses.

AVERAGE FASTBALL HORIZONTAL MOVEMENT

Horizontal Break: Outlined on TrackMan’s own website: “... horizontal movement is measured in inches between where the pitch actually crosses the front of home plate side-wise, and where it would have crossed home plate side-wise if had it traveled in a perfectly straight line from release. A positive number means the break was to the right from the pitcher’s perspective, while a negative number means the break was to the left from the pitcher’s perspective.”

MAX & AVERAGE CURVEBALL SPIN RATE

MAX & AVERAGE SLIDER SPIN RATE


AVERAGE CHANGEUP spin rate & HORIZONTAL MOVEMENT

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