| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 10.87 | 190506280_OAK_MIN |
| Christy Mathewson | SFN | 4.33 | 190506290_SFN_LAN |
| Doc White | CHA | 3.77 | 190506280_BAL_CHA |
| Cy Young | BOS | 3.7 | 190506300_MIN_BOS |
| Addie Joss | CLE | 1.44 | 190506291_DET_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chick Fraser | ATL | -8.39 | 190506291_ATL_PHI |
| Harry McIntire | LAN | -2.59 | 190506300_SFN_LAN |
| Kid Nichols | SLN | -1.66 | 190506300_SLN_PIT |
| Frank Kitson | DET | -0.64 | 190506300_DET_CLE |
| Jack Sutthoff | PHI | -0.58 | 190506292_ATL_PHI |
Based on accumulated WAA for this season up to 1905-06-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.36 | Rube Waddell | 141.3 | OAK |
| +002+ | 5.51 | Ed Reulbach | 94.3 | CHN |
| +004+ | 4.94 | Addie Joss | 125.3 | CLE |
| +006+ | 4.33 | Christy Mathewson | 128 | SFN |
| +008+ | 3.99 | Nick Altrock | 121 | CHA |
| +010+ | 3.92 | Doc White | 110.3 | CHA |
| +011+ | 3.88 | Irv Young | 158.3 | ATL |
| +012+ | 3.85 | Cy Young | 136.7 | BOS |
| +014+ | 3.8 | Earl Moore | 122 | CLE |
| +015+ | 3.49 | Otto Hess | 116.3 | CLE |
| +016+ | 3.44 | Harry Howell | 135.7 | BAL |
| +018+ | 3.42 | Dummy Taylor | 97.3 | SFN |
| +019+ | 3.12 | Deacon Phillippe | 101.3 | PIT |
| +020+ | 2.98 | Red Ames | 127 | SFN |
| +021+ | 2.94 | Orval Overall | 131.3 | CIN |
| +022+ | 2.92 | Jake Weimer | 105 | CHN |
| +023+ | 2.71 | Eddie Plank | 138.7 | OAK |
| +024+ | 2.68 | Frank Smith | 147.7 | CHA |
| +030+ | 2.31 | Frank Owen | 126 | CHA |
| +032+ | 2.23 | Fred Glade | 107 | BAL |
| +033+ | 2.21 | Bob Rhoads | 104.7 | CLE |
| +034+ | 2.18 | Hooks Wiltse | 90.7 | SFN |
| +035+ | 2.14 | Bob Wicker | 37 | CHN |
| +036+ | 2.05 | Charlie Case | 103.3 | PIT |
| +037+ | 2.04 | Bill Duggleby | 141 | PHI |
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