| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gerrit Cole | HOU | 7.04 | 201909240_HOU_SEA |
| Jacob deGrom | NYN | 7.03 | 201909250_MIA_NYN |
| Sonny Gray | CIN | 3.81 | 201909240_MIL_CIN |
| Jack Flaherty | SLN | 3.56 | 201909240_SLN_ARI |
| Max Scherzer | WAS | 3.49 | 201909242_PHI_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jordan Zimmermann | DET | -4.5 | 201909260_MIN_DET |
| Kyle Freeland | COL | -3.75 | 201909260_COL_SFN |
| Drew Smyly | PHI | -3.18 | 201909250_PHI_WAS |
| Rick Porcello | BOS | -2.76 | 201909250_BOS_TEX |
| Yusei Kikuchi | SEA | -2.02 | 201909250_HOU_SEA |
Based on accumulated WAA for this season up to 2019-09-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.79 | Gerrit Cole | 207.3 | HOU |
| +002+ | 9.75 | Justin Verlander | 217 | HOU |
| +003+ | 9.71 | Jacob deGrom | 204 | NYN |
| +005+ | 8.61 | Hyun-Jin Ryu | 175.7 | LAN |
| +009+ | 7.39 | Zack Greinke | 208.7 | TOT |
| +010+ | 7.34 | Jack Flaherty | 189.3 | SLN |
| +014+ | 6.82 | Sonny Gray | 175.3 | CIN |
| +015+ | 6.81 | Patrick Corbin | 197.7 | WAS |
| +017+ | 6.45 | Max Scherzer | 172.3 | WAS |
| +019+ | 6.24 | Shane Bieber | 214.3 | CLE |
| +021+ | 6.18 | Charlie Morton | 194.7 | TBA |
| +024+ | 6.05 | Clayton Kershaw | 177.3 | LAN |
| +026+ | 5.98 | Mike Clevinger | 120.3 | CLE |
| +027+ | 5.91 | Stephen Strasburg | 209 | WAS |
| +036+ | 5.31 | Marcus Stroman | 178.3 | TOT |
| +037+ | 5.29 | Luis Castillo | 190.7 | CIN |
| +038+ | 5.21 | Walker Buehler | 177.3 | LAN |
| +049+ | 4.6 | Mike Minor | 208.3 | TEX |
| +050+ | 4.58 | Kyle Hendricks | 177 | CHN |
| +053+ | 4.22 | Dakota Hudson | 169.7 | SLN |
| +057+ | 4.07 | Frankie Montas | 96 | OAK |
| +063+ | 3.85 | Jeff Samardzija | 181.3 | SFN |
| +069+ | 3.62 | Lance Lynn | 201 | TEX |
| +082+ | 3.46 | Jake Odorizzi | 159 | MIN |
| +084+ | 3.41 | John Means | 150 | BAL |
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