FanGraphs Baseball

Checking in on Adam Wainwright’s Curveball

I have a favorite pitch in the majors. As someone who hopes to illuminate interesting aspects of the game of baseball, I wish I could say my favorite pitch was an obscure off-the-board pick that you had never previously considered – a pitch by an obscure reliever or an up-and-coming rookie, perhaps — but in reality, my favorite is classic and unoriginal. The pitch that makes me go weak at the knees like no other is Adam Wainwright’s curveball.

As a baseball fan of a certain age, I’ve recently found myself facing the mortality of the seminal baseball figures of my formative years. From The Kid’s enshrinement in Cooperstown to the imminent retirement of Alex Rodriguez to the 3,000th hit of a player from Japan who I swear won the Rookie of the Year award just a few years ago, my baseball life has been inundated recently with baseball reflections and farewells. When a 34-year-old Adam Wainwright posted a 7.16 ERA through his first five starts of the season, part of me wondered if I would also be saying goodbye to my favorite pitch sooner than later. However, since the start of May, things have turned around significantly for Wainwright.

rolling ERA

As the season has progressed, Wainwright’s results have steadily improved to the extent that he now has a 2.74 ERA and 24.1% strikeout rate over his past 11 starts. However, one thing that hasn’t kept pace with his improved results is the performance of his signature curveball. By our pitch-type linear weights, the run value of his curve per 100 thrown is at the lowest mark since 2007 — his first year as a starter. Opponents have posted a 64 wRC+ against the pitch this season, which sounds reasonably good until you note that opponents have registered a minuscule 26 wRC+ against the pitch over his career. Is this a fluke, or has Wainwright’s recent resurgence happened in spite of the fact that his curveball is in decline?

To evaluate the performance of the pitch, I first looked at two key indicators: whiffs per swing and grounders per balls in play. If these peripheral stats remained stable, it would indicate to me that batters were performing as expected against the pitch and the declining results-based performance of the pitch was a fluke.

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Effectively Wild Episode 937: A Requiem for A-Rod

Ben and Sam banter about an odd ad, a Terry Collins quote, Andrew Miller, and more, then discuss the lessons we can learn from the legacy and career of Alex Rodriguez.


NERD Game Scores for Sunday, August 07, 2016

Devised originally in response to a challenge issued by sabermetric nobleman Rob Neyer, and expanded at the request of nobody, NERD scores represent an attempt to summarize in one number (and on a scale of 0-10) the likely aesthetic appeal or watchability, for the learned fan, of a player or team or game. Read more about the components of and formulae for NERD scores here.

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Most Highly Rated Game
Boston at Los Angeles NL | 19:10 ET
Price (150.2 IP, 75 xFIP-) vs. McCarthy (29.1 IP, 90 xFIP-)
On the one hand, here’s a game featuring two clubs, in Boston and Los Angeles, at the very height of postseason uncertainty; on the other, here’s a second game featuring two other clubs, in Houston and Texas, that belong to the same division. The numbers suggest greater certainty regarding their respective postseason odds (with the Rangers qualifying, the Astros not) but their game also possesses greater consequences. There’s no wrong choice is the point. Although, that said: there’s no right choice, is a second and valid point.

Readers’ Preferred Broadcast: Los Angeles NL Television.

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Sunday Notes: Santana’s Feat, Avisail’s Hands, Gordon, Gyorko, more

Earlier this season, Bartolo Colon (now at 228) passed Pedro Martinez (219) on the all-time wins list. Among Dominican-born pitchers, only Juan Marichal has more (243).

Ervin Santana is also climbing the ranks. At 131 wins, the Twins right-hander is just four behind Ramon Martinez, who ranks third among natives of the Dominican Republic. Since the start of the season, Santana has leapfrogged countrymen Joaquin Andujar (127) and Pedro Astacio (129).

“To be in that category is special,” Santana told me recently. “Growing up, I looked up to Pedro, to Bartolo, to Jose Rijo (116 wins). I know many of them now, (although) I haven’t had a chance to talk to Marichal. He was obviously one of the great pitchers.”

Santana has learned from his heroes. He’s discussed sliders with Rijo, and two-seamers that run back over the plate with Colon. Some of the best tutorials have come from Pedro Martinez. Read the rest of this entry »


NERD Game Scores for Saturday, August 06, 2016

Devised originally in response to a challenge issued by sabermetric nobleman Rob Neyer, and expanded at the request of nobody, NERD scores represent an attempt to summarize in one number (and on a scale of 0-10) the likely aesthetic appeal or watchability, for the learned fan, of a player or team or game. Read more about the components of and formulae for NERD scores here.

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Most Highly Rated Game
Toronto at Kansas City | 19:15 ET
Sanchez (139.1 IP, 81 xFIP-) vs. Duffy (108.2 IP, 81 xFIP-)
Toronto currently possesses almost as little certainty as is mathematically possible regarding their postseason future. Per the methodology used at the site, the Blue Jays hold a 45.1% probability of winning the AL East and 42.0% probability of qualifying for the wild card. As for all of us, their future is dark, uncertain.

Readers’ Preferred Broadcast: Toronto Radio.

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Scouting Jake Thompson and Other Phillies Prospects

I’ll be in California for the next few days at the Area Codes and some Cal League stuff, but below are some thoughts on three Phillies prospects I’ve seen recently, including Jake Thompson, who debuts today.

Jake Thompson, RHP, Philadelphia Phillies

I saw Thompson a few weeks ago and he struggled with command. I don’t think strike-throwing is a long-term issue here — at least not so much that it will prevent him from starting — but I do think it impacts the effectiveness of his slider and that the most important part of his development at the major-league level will be locating that pitch where he wants when he wants. It’s often plus and should be so consistently at maturity. Thompson had issues locating it for me for the first half of his start until a mid-game at-bat during which C Andrew Knapp called for six straight sliders. It was a great opportunity for Thompson to find his slider, and it worked: Thompson located it for the rest of his start. It’s his best option for swings and misses to both right- and left-handed hitters. It was anywhere from 83-86 during this particular start though I’ve seen it up to 87 in the past.

Thompson’s fastball sits 90-93 and tops out around 94. His low-80s changeup has average projection, as does his curveball, which is slower and more vertically oriented than his slider. It’s a league-average starter’s profile for me.

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The Best of FanGraphs: August 1-5, 2016

Each week, we publish north of 100 posts on our various blogs. With this post, we hope to highlight 10 to 15 of them. You can read more on it here. The links below are color coded — green for FanGraphs, brown for RotoGraphs, dark red for The Hardball Times and blue for Community Research.

MONDAY
The Dylan Bundy Hype Train Is Finally Boarding by August Fagerstrom
Conveniently, Bundy recorded the best start of his brief career the day after this post.

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NERD Game Scores for Friday, August 05, 2016

Devised originally in response to a challenge issued by sabermetric nobleman Rob Neyer, and expanded at the request of nobody, NERD scores represent an attempt to summarize in one number (and on a scale of 0-10) the likely aesthetic appeal or watchability, for the learned fan, of a player or team or game. Read more about the components of and formulae for NERD scores here.

***

Most Highly Rated Game
Boston at Los Angeles NL | 22:10 ET
Wright (137.2 IP, 104 xFIP-) vs. Kazmir (116.1 IP, 95 xFIP-)
This game isn’t the evening’s most highly rated one because Andrew Benintendi might appear in it. Rather, it’s because both the Red Sox and Dodgers find themselves contending with such daunting uncertainty wherein the postseason is concerned. It’s possible that Andrew Benintendi will appear in the game, however. Which provides the reader an opportunity to observe Andrew Benintendi, Hot Prospect, and even to warm one’s hands by Benintendi’s considerable radiant heat.

Readers’ Preferred Broadcast: Los Angeles NL Television.

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Danny Duffy’s Greatest Game

Perhaps lost a bit in the trade-deadline shuffle, Kansas City left-hander Danny Duffy pitched one of the very best games of the year this past Monday. On the road against Tampa Bay, he had a no-hitter going until the eighth inning. By the time that inning had ended, Duffy had recorded 16 strikeouts against just one hit and one walk. After a fairly mediocre 2015 season spent mostly in the rotation, Duffy looked to be the next in line to become a very good reliever on a Royals team that has had its fair share. For the first month of the season Duffy pitched quite well out of the pen, but since the middle of May, he’s been a part of the rotation. Jeff Sullivan chronicled Duffy’s rise in the middle of June, noting in particular the lefty’s ability to throw for strikes, and hitters’ general inability to hit those strikes.

The numbers Sullivan cited in his post six weeks ago have remained good since then. Danny Duffy is generally a strike-thrower, keeping the ball in the zone 53% of the time this season, a figure which ranks sixth out of 95 qualified pitchers. Nor is he necessarily pitching to contact, however: his 78% Z-Contact rate is third in baseball behind only knuckleballer Steven Wright and Max Scherzer. Hitters haven’t fared too much better outside of the zone: his 56.6% O-Contact rate is 13th among qualifiers. His overall contact percentage (72%) and swinging-strike percentage (14.3%) sit behind only the figures produced by Jose Fernandez, Clayton Kershaw, Michael Pineda, Max Scherzer, and Noah Syndergaard. His 62% first-strike rate is good, but closer to the middle of the pack.

In Duffy’s brilliant game against he Rays, his first-strike percentage was actually a tad lower than normal at 53.9%, and his zone percentage was just a bit under 50%. Where Duffy excelled was getting the Rays to chase the ball outside the strike zone. Of the pitches outside of the strike zone, Rays batters swung at 44% of them and made contact on just 20% of swings.

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The “Not a Clayton Kershaw Comparison” Comparison

There’s only one Clayton Kershaw. Comparing a pitcher at any level — amateur, minors, majors — to Clayton Kershaw is a terrible, awful, no good, very bad idea. Presumably there will be another generational pitching talent at some point in the future and, when that future ace posts Kershavian stats over the course of multiple seasons, maybe we can start having that discussion. Maybe. Until then, do not make Kershaw comps. In fact, let’s call that The First Rule of Kershaw: no comps.

Alright, with all that out of the way, let’s have some fun comparing a pitcher to Clayton Kershaw… Look, I stand by The First Rule of Kershaw fully, but I’m also partial to this crazy theory that baseball is fun. We’re all smart enough here to recognize that players who aren’t comparable on a macro level can still have similarities at the micro level. So I’m going to ask you to turn off that beautifully analytical portion of your brain for just a moment, sit back, and watch two pitchers.

I know it’s been much too long, but here’s a reminder of what Clayton Kershaw looks like when he throws a baseball:

Full disclosure bordering on sacrilege: there’s a part of me that doesn’t love watching Kershaw pitch. I feel like a monster even admitting such a thing but, well, look at that delivery. It’s herky, jerky and doesn’t live up to my ideal of what an elite pitching motion should look like. But that’s my problem, not Kershaw’s. He’s a generational talent and that’s what this generational talent looks like when he pitches.

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