| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 10.95 | 190506230_CLE_OAK |
| Doc White | CHA | 3.69 | 190506240_CHA_DET |
| Cy Young | BOS | 3.34 | 190506220_CHA_BOS |
| Addie Joss | CLE | 2.42 | 190506240_BAL_CLE |
| Joe McGinnity | SFN | 2.05 | 190506220_SFN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vic Willis | ATL | -3.14 | 190506220_ATL_SLN |
| Mal Eason | LAN | -0.52 | 190506241_LAN_PHI |
| Andy Coakley | OAK | -0.51 | 190506220_CLE_OAK |
| Jack Chesbro | NYA | -0.34 | 190506230_DET_NYA |
| Tom Hughes | MIN | -0.08 | 190506220_BAL_MIN |
Based on accumulated WAA for this season up to 1905-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.72 | Rube Waddell | 132.3 | OAK |
| +002+ | 5.49 | Ed Reulbach | 94.3 | CHN |
| +003+ | 4.67 | Addie Joss | 116.3 | CLE |
| +006+ | 4.01 | Nick Altrock | 109.3 | CHA |
| +008+ | 3.82 | Christy Mathewson | 123 | SFN |
| +009+ | 3.76 | Earl Moore | 104 | CLE |
| +010+ | 3.67 | Irv Young | 158.3 | ATL |
| +012+ | 3.46 | Doc White | 100.3 | CHA |
| +013+ | 3.38 | Dummy Taylor | 97.3 | SFN |
| +016+ | 3.27 | Red Ames | 110 | SFN |
| +017+ | 3.23 | Cy Young | 127.7 | BOS |
| +018+ | 3.19 | Harry Howell | 126.3 | BAL |
| +019+ | 2.7 | Deacon Phillippe | 92.3 | PIT |
| +021+ | 2.5 | Jake Weimer | 96 | CHN |
| +023+ | 2.31 | Frank Smith | 141.3 | CHA |
| +024+ | 2.26 | Bob Rhoads | 96.7 | CLE |
| +029+ | 2.04 | Orval Overall | 122.3 | CIN |
| +031+ | 2.02 | Fred Glade | 98 | BAL |
| +030+ | 2.02 | Bill Duggleby | 132 | PHI |
| +032+ | 1.99 | Otto Hess | 98.3 | CLE |
| +033+ | 1.91 | Eddie Plank | 121.7 | OAK |
| +034+ | 1.84 | Frank Owen | 116 | CHA |
| +039+ | 1.54 | Hooks Wiltse | 81.7 | SFN |
| +041+ | 1.52 | Bob Wicker | 28 | CHN |
| +047+ | 1.35 | Bill Hogg | 101.7 | NYA |
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