KATOH on the Cape: Projecting Cape Cod League Pitchers

Last Tuesday, I published a post examining the hitters in this year’s Cape Cod summer league through the lens of my KATOH projection system. Today, I’m back to look at the pitchers. As I did with minor-league players and college players, I deployed a series of probit regressions to see what stuck when it came to forecasting major-league performance for Cape League players. I used those results to generate an expected WAR total — in this case, through age 28. These projections are far from gospel: scouting the stat line is always dangerous, and it’s even more dangerous than usual at the college level, where the samples are small, the players are raw, and the quality of opposing pitching runs the gamut. Nonetheless, statistical performance is an often overlooked component of prospect evaluation, and the performers often go on to exceed expectations.

A couple of caveats. Due to the poor quality of publicly available historical summer-league data, these projections do not directly account for pitchers’ home-run rates, which is obviously less than ideal. Secondly, these projections take into account only what these players have done this summer. Ideally, they’d account for college stats and summer-league stats. I do plan to link these two data sets at some point, but, unfortunately, it’s easier said than done.

Below, you’ll find a few notes on performances whom I deemed noteworthy. Below that, you’ll find a giant table for all hitters who recorded at least 75 batters faced (BFs) in the Cape Cod League this year. The two rightmost columns refers to each prospect’s ranking on Baseball America’s Cape Cod top-30 list and Frankie Piliere’s top-150 list from D1 Baseball.

*****

  • Xavier lefty Zac Lowther absolutely beasted as a swingman on the Cape this year. In 35.2 innings, he struck out an astounding 54 batters while only walking four. Lowther was largely mediocre in the Big East the past two seasons, but his performance this summer suggests he may have turned a corner.
  • KATOH penalizes Garrett Cave for pitching exclusively in relief this summer, but his excellent strikeout numbers still result in a strong projection. In just 19.1 innings, Cave struck out 34. Though he walked 13 batters, Cave’s strikeout abilities suggest he’s destined for the big leagues. Cave walked nearly a batter per inning at Florida International, so hopefully he’ll do a better job of keeping the walks under control next year as junior.
  • Zach Schellenger didn’t crack Baseball America’s top-30 list, but KATOH sees a lot of potential in him. In 20.1 relief innings on the Cape this year, the 6-foot-5 righty fanned 32 while only walking seven. Schellenger posted similarly impressive strikeout numbers last year as a sophomore at Seton Hall.
  • In addition to having an double-plus name, Gunner Leger was one of the most dominant pitchers on the Cape this year, albeit in a small sample. In seven games — including three starts — he struck out 29 batters, while only walking one. Leger pitched well at Louisiana-Lafayette last year, as well, though he did so in a non-elite conference, and didn’t miss nearly as many bats as he did on the Cape.
  • Neither Basbeall America nor D1 Baseball thinks much of William and Mary righty Nick Brown, but in 21 relief innings on the Cape this year, he struck out 30 while only walking six. He hasn’t pitched particularly well in college, but perhaps that will change in his upcoming senior season.
  • Brady Singer was the top-rated pitcher on both Baseball America’s and D1 Baseball’s respective lists. KATOH likes him, too, but has tempered expectations for the 6-foot-5 righty. Though he pitched to a sub-1.00 ERA, he did so without the benefit of an elite strikeout rate. My college model was also lukewarm on Singer following a mediocre performance as a freshman reliever at Florida.
  • Colton Hock ranked highly on the scouting-based lists, but KATOH isn’t impressed. The 6-foot-5 righty was well short of dominant on the Cape this summer, posting a 3.44 ERA with 32 strikeouts over 36.2 innings as a swingman. My college model was also down on Hock. Though he pitched well at Stanford last year, he did so as a reliever with underwhelming peripheral stats.
  • Mike Baumann ranks 23rd on both lists, but his performance left KATOH underwhelmed. He struck out 27 and walked 23 across 29.2 innitongs. Pitchers who struggle that badly on the Cape rarely go on to pitch in the big leagues.

*****

KATOH Projections for Cape Cod Pitchers
Rank Name School 2017 Year MLB Proj. WAR thru 28 BA Rank D1 Rank
1 Zac Lowther Xavier JR 64% 4.1 18 13
2 Garrett Cave Florida Intl JR 49% 2.6 30 12
3 Zach Schellenger Seton Hall JR 44% 2.2 NR 47
4 Gunner Leger Louisiana-Lafayette JR 46% 2.1 NR 123
5 Kevin Smith Georgia SO 46% 1.8 NR 5
6 Brad Bass Notre Dame JR 40% 1.8 NR 53
7 Kade McClure Louisville JR 36% 1.3 19 72
8 Nick Brown William and Mary SR 32% 1.0 NR NR
9 Brendon Little North Carolina SO 34% 0.9 7 15
10 Konnor Pilkington Mississippi State SO 34% 0.8 14 30
11 Ronnie Rossomando UCONN SO 30% 0.8 NR NR
(12) Corbin Martin* Texas A&M JR 29% 0.7 20 3
12 Oliver Jaskie Michigan JR 30% 0.7 NR 50
13 Brandon Bielak Notre Dame JR 29% 0.7 NR 41
14 Will Stokes Mississippi JR 27% 0.6 NR 95
15 Brady Miller Western Oregon JR 28% 0.6 NR NR
16 Chad Luensmann Nebraska SO 27% 0.6 NR 146
17 Charlie Barnes Clemson JR 28% 0.6 NR NR
18 Packy Naughton Virginia Tech JR 28% 0.5 NR 48
19 Brendan King Holy Cross SR 22% 0.5 NR NR
20 Nick Sprengel San Diego SO 27% 0.5 NR 35
21 Brady Singer Florida SO 25% 0.5 1 2
22 Will Gaddis Furman JR 25% 0.5 17 61
23 Mitch Hart USC JR 25% 0.4 NR 11
24 Justin Lewis Kentucky R-SO 21% 0.4 NR 59
25 Tyler Wilson Rhode Island JR 24% 0.4 NR 80
26 Rio Gomez Arizona R-JR 21% 0.4 NR NR
27 Erich Uelmen Cal Poly JR 22% 0.4 NR 14
28 Matt Ruppenthal Vanderbilt JR 21% 0.4 NR 92
29 Jeffrey Passantino Lipscomb JR 22% 0.3 NR NR
30 Hunter Williams North Carolina JR 22% 0.3 26 16
31 Lincoln Henzman Louisville JR 20% 0.3 NR 78
32 Ryan Wilson Pepperdine JR 22% 0.3 NR NR
33 Peter Solomon Notre Dame JR 20% 0.3 6 6
34 William Montgomerie Connecticut JR 19% 0.3 NR 133
35 Chandler Day Vanderbilt JR 19% 0.3 NR 43
36 J.T. Perez Concinnati JR 18% 0.3 NR NR
37 Lucas Gilbreath Minnesota JR 18% 0.3 NR NR
38 Tony Dibrell Kennesaw State JR 18% 0.2 NR 83
39 James Harrington New Mexico JR 16% 0.2 NR NR
40 A.J. Moore Kennesaw State JR 17% 0.2 NR 141
41 Connor Simmons Georgia Southern JR 16% 0.2 NR NR
42 Patrick Raby Vanderbilt SO 19% 0.2 NR 114
43 Brett Gilchrist Dallas Baptist SO 16% 0.2 NR 90
44 Colton Hock Stanford JR 16% 0.2 2 9
45 Brett Conine Cal State Fullerton SO 17% 0.2 NR 112
46 Kirk McCarty Southern Miss JR 17% 0.2 NR 86
47 Jake Bird UCLA JR 16% 0.2 NR 32
48 Justin Hooper UCLA SO 14% 0.2 5 44
49 Josh Roberson UNC Williamson JR 15% 0.2 NR NR
50 Zach Logue Kentucky JR 14% 0.2 NR 131
51 Joe Ryan Cal State Northridge JR 16% 0.2 NR 75
52 John Gavin Cal State Fullerton JR 13% 0.2 NR 148
53 Zach Pop Kentucky JR 14% 0.1 27 40
54 Bryan Sammons Western Carolina SR 12% 0.1 NR NR
55 Doug Norman LSU JR 13% 0.1 NR NR
56 Jason Morgan North Carolina JR 13% 0.1 NR 52
57 Keith Rogalla Creighton JR 13% 0.1 NR NR
58 Zach Willeman Kent State JR 13% 0.1 NR 77
59 Mike Baumann Jacksonville JR 12% 0.1 23 23
60 Taylor Lehman Penn State JR 10% 0.1 NR NR
61 Brady Puckett Lipscomb JR 11% 0.1 NR 28
62 Caleb Gilbert LSU SO 13% 0.1 NR NR
63 Andrew Karp Florida State R-SO 12% 0.1 NR NR
64 Robert Garcia UC Davis R-SO 12% 0.1 NR NR
65 Ethan Small Mississippi State SO 11% 0.1 NR 140
66 Tanner Chock Presbyterian College JR 12% 0.1 NR 99
67 Pat Vanderslice St. Joseph’s SR 9% 0.1 NR NR
68 Alex House Florida Athletic JR 11% 0.1 NR NR
69 Jake Walters Alabama JR 11% 0.1 NR 147
70 Sam Delaplane Eastern Michigan SR 9% 0.1 NR NR
71 Shane McCarthy Seton Hall JR 11% 0.1 NR 116
72 Isaac Mattson Pittsburgh JR 9% 0.1 NR NR
73 Ryan McAuliffe St. John’s SR 9% 0.1 NR NR
74 Aaron Soto Tennessee JR 10% 0.1 NR NR
75 Al Pesto Duke SO 9% 0.1 NR NR
76 Mac Sceroler SE Louisiana JR 9% 0.1 NR NR
77 Hansen Butler North Carolina JR 9% 0.1 NR 117
78 Ryan Feltner Ohio State SO 9% 0.1 NR NR
79 Parker Rigler Kansas State SR 8% 0.1 NR NR
80 Maddux Conger Vanderbilt SO 9% 0.1 NR 132
81 Alex Eubanks Clemson R-SO 9% 0.1 NR NR
82 Hunter Martin Tennessee SR 8% 0.1 NR NR
83 Andrew Gonzalez Michigan State JR 8% 0.1 NR NR
84 Stephen Villines Kansas SR 8% 0.1 NR NR
85 B.J. Myers West Virginia JR 9% 0.1 NR 138
86 Tyler Zuber Arkansas State SR 8% 0.0 NR NR
87 Walter Borkovich Michigan State SR 7% 0.0 NR NR
88 Sean Guenther Notre Dame JR 8% 0.0 NR NR
89 Chris Holba East Carolina SO 8% 0.0 NR 145
90 Cory Abbott Loyola Marymount JR 7% 0.0 NR NR
91 Simon Mathews Georgetown SR 7% 0.0 NR NR
92 Teddy Rodliff Stony Brook JR 6% 0.0 NR NR
93 Ross Achter University of Toledo SR 6% 0.0 NR NR
94 Jeff Bain California JR 7% 0.0 NR NR
95 Eddie Muhl George Washington SR 6% 0.0 NR NR
96 Thomas Ponticelli San Francisco SO 7% 0.0 NR 100
97 Matthew Naylor North Florida SR 5% 0.0 NR NR
98 Cal Becker Sonoma State University JR 4% 0.0 NR NR
99 Austin Bain LSU JR 5% 0.0 NR NR
100 Trysten Barlow Mississippi State SO 5% 0.0 NR NR
101 David Gerics Ponoma College JR 5% 0.0 NR NR
102 Collin Snider Vanderbilt JR 5% 0.0 NR 93
103 Ryan Selmer Maryland JR 4% 0.0 NR 139
104 Nathan Kuchta San Diego SR 4% 0.0 NR NR
105 Jake Matthys Southwest Minnesota R-SR 4% 0.0 NR NR
106 John O’Reilly Rutgers JR 4% 0.0 NR NR
107 Erik Martinez California JR 4% 0.0 NR NR
108 Mike Fitzgerald Northeastern R-SR 3% 0.0 NR NR
109 Jacob Wloczewski Binghamton R-JR 2% 0.0 NR NR
*Baseball America top-30 prospect with fewer than 75 BFs





Chris works in economic development by day, but spends most of his nights thinking about baseball. He writes for Pinstripe Pundits, FanGraphs and The Hardball Times. He's also on the twitter machine: @_chris_mitchell None of the views expressed in his articles reflect those of his daytime employer.

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Emmett Rose
7 years ago

I was on the Cape all summer and have to say that Lowther’s a really weird case. He throws 85-90% fastball even though he’s just 89-91 for the most part. He commands it exceptionally, but there is some extra deception or movement to the pitch as guys just can’t pick it up. I was at multiple games where guys consistently swung through the pitch. He features decent secondary stuff, but his success came pretty much entirely off the heater.