| Starter | Tm | Tier | Game |
|---|---|---|---|
| Christy Mathewson | SFN | 6.65 | 190509230_SFN_CHN |
| Ed Reulbach | CHN | 4.9 | 190509220_SFN_CHN |
| Doc White | CHA | 4.47 | 190509211_CHA_NYA |
| Cy Young | BOS | 3.73 | 190509232_BAL_BOS |
| Deacon Phillippe | PIT | 2.84 | 190509211_PHI_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry McIntire | LAN | -5.3 | 190509230_LAN_CIN |
| Chick Fraser | ATL | -3.97 | 190509220_ATL_SLN |
| Chappie McFarland | SLN | -2.03 | 190509220_ATL_SLN |
| Jack Powell | BAL | -1.93 | 190509221_BAL_BOS |
| Orval Overall | CIN | -0.62 | 190509220_LAN_CIN |
Based on accumulated WAA for this season up to 1905-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.27 | Christy Mathewson | 307.7 | SFN |
| +003+ | 9.9 | Doc White | 259 | CHA |
| +004+ | 9.67 | Cy Young | 302.7 | BOS |
| +005+ | 9.49 | Ed Reulbach | 263 | CHN |
| +009+ | 7.35 | Harry Howell | 297.7 | BAL |
| +010+ | 7.28 | Addie Joss | 253 | CLE |
| +012+ | 6.91 | Nick Altrock | 288 | CHA |
| +013+ | 6.57 | Deacon Phillippe | 263.3 | PIT |
| +015+ | 6.39 | Irv Young | 355.3 | ATL |
| +018+ | 5.79 | Bob Wicker | 148 | CHN |
| +021+ | 5.34 | Tully Sparks | 253.3 | PHI |
| +022+ | 5.26 | Eddie Plank | 317.7 | OAK |
| +023+ | 5.18 | Ed Killian | 300.7 | DET |
| +024+ | 5.13 | Frank Smith | 264.7 | CHA |
| +025+ | 5 | Jesse Tannehill | 262.3 | BOS |
| +026+ | 4.92 | Frank Owen | 309 | CHA |
| +031+ | 3.62 | Jake Weimer | 230 | CHN |
| +032+ | 3.45 | Mordecai Brown | 223.3 | CHN |
| +038+ | 3.14 | Andy Coakley | 235 | OAK |
| +045+ | 2.81 | Earl Moore | 259.3 | CLE |
| +048+ | 2.73 | Hooks Wiltse | 184 | SFN |
| +059+ | 2.17 | Tom Hughes | 267.7 | MIN |
| +069+ | 1.68 | Carl Lundgren | 151.3 | CHN |
| +077+ | 1.47 | Jack Chesbro | 289 | NYA |
| +079+ | 1.45 | Fred Glade | 262.3 | BAL |
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