BPV by time through lineup, 2023

Let's wrap-up our mid-season one-split-away theme by looking at the stats and skills posted by starting pitchers as they go through lineups during the game.

There is a clear erosion in ERA and WHIP the more times a SP goes through a lineup during a game. The same holds true for their underlying skills, as BPV, K-BB%, and HR/9 also show a high level of in-game deterioration.

Here are the starting pitchers in 2023 whose skills erode the most as they go through lineups:

Let's take a look at some significant BPV by time through lineup splits so far in 2023 by focusing on those guys with the widest variances. The goal of this exercise is to identify pitchers who could be an adjustment away from making significant improvement.
 

AMERICAN LEAGUE

Almost!

You’re just a few clicks away from accessing this feature and hundreds more throughout the year that have a singular goal in mind: Winning your league. Subscribe to BaseballHQ.com here!

Already a subscriber? Sign in here

More From Starting Pitchers

Ben Brown's ugly surface stats in May hid some excellent underlying skills.
May 31 2025 3:09am
Jesús Luzardo's early elite surface stats have been fueled by significant gains in his underlying skills.
May 24 2025 3:05am
Ben Brown's mediocre surface stats are hiding some intriguing skills.
May 17 2025 3:05am
The improved velocity and history of pinpoint control shown by Zebby Matthews makes him an ideal early stash in deep leagues.
May 10 2025 3:07am
Joe Ryan's rotation-anchor stats in April were backed by an elite collection of skills.
May 3 2025 3:06am

Tools