| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 4.51 | 190508221_OAK_CHA |
| Christy Mathewson | SFN | 4.34 | 190508210_PIT_SFN |
| Doc White | CHA | 4.26 | 190508231_OAK_CHA |
| Cy Young | BOS | 3.49 | 190508231_BOS_CLE |
| Deacon Phillippe | PIT | 2.93 | 190508210_PIT_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry McIntire | LAN | -5.01 | 190508230_CHN_LAN |
| Chick Fraser | ATL | -4.42 | 190508230_SLN_ATL |
| Jack Taylor | SLN | -1.65 | 190508220_SLN_ATL |
| Frank Kitson | DET | -1.33 | 190508212_BOS_DET |
| Jack Powell | NYA | -0.83 | 190508231_NYA_BAL |
Based on accumulated WAA for this season up to 1905-08-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.4 | Rube Waddell | 282.7 | OAK |
| +002+ | 8.6 | Doc White | 207 | CHA |
| +003+ | 8.58 | Ed Reulbach | 207.3 | CHN |
| +004+ | 8.19 | Christy Mathewson | 227.7 | SFN |
| +005+ | 7.12 | Cy Young | 252.7 | BOS |
| +007+ | 6.38 | Irv Young | 275.3 | ATL |
| +009+ | 5.99 | Addie Joss | 193.3 | CLE |
| +010+ | 5.96 | Nick Altrock | 225.3 | CHA |
| +012+ | 5.76 | Deacon Phillippe | 207.3 | PIT |
| +018+ | 4.95 | Bob Wicker | 118 | CHN |
| +019+ | 4.78 | Fred Glade | 199.3 | BAL |
| +021+ | 4.26 | Harry Howell | 232.7 | BAL |
| +022+ | 4.13 | Jack Chesbro | 215.7 | NYA |
| +023+ | 3.94 | Jesse Tannehill | 189.7 | BOS |
| +024+ | 3.85 | Earl Moore | 220.3 | CLE |
| +026+ | 3.51 | Jake Weimer | 197.7 | CHN |
| +027+ | 3.43 | Bob Ewing | 236.7 | CIN |
| +029+ | 3.07 | Ed Killian | 238.7 | DET |
| +035+ | 2.78 | Frank Smith | 207.7 | CHA |
| +038+ | 2.73 | Dummy Taylor | 160.3 | SFN |
| +040+ | 2.68 | Tully Sparks | 183.3 | PHI |
| +043+ | 2.57 | Tom Hughes | 209.3 | MIN |
| +044+ | 2.51 | Frank Owen | 239 | CHA |
| +045+ | 2.5 | Eddie Plank | 247.3 | OAK |
| +047+ | 2.43 | Hooks Wiltse | 152.3 | SFN |
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