| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 11.02 | 190506200_CLE_OAK |
| Doc White | CHA | 5 | 190506190_CHA_NYA |
| Christy Mathewson | SFN | 4.77 | 190506210_SFN_CIN |
| Addie Joss | CLE | 2.02 | 190506200_CLE_OAK |
| Ed Reulbach | CHN | 0.91 | 190506190_PHI_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chick Fraser | ATL | -7.44 | 190506210_ATL_SLN |
| Harry McIntire | LAN | -2.98 | 190506210_LAN_PIT |
| Kid Nichols | SLN | -1.02 | 190506210_ATL_SLN |
| Jack Harper | CIN | -0.8 | 190506200_SFN_CIN |
| Frank Corridon | PHI | -0.59 | 190506210_PHI_CHN |
Based on accumulated WAA for this season up to 1905-06-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.93 | Rube Waddell | 123.3 | OAK |
| +002+ | 5.67 | Addie Joss | 109.3 | CLE |
| +003+ | 4.25 | Ed Reulbach | 76.3 | CHN |
| +006+ | 3.72 | Earl Moore | 104 | CLE |
| +008+ | 3.63 | Christy Mathewson | 119 | SFN |
| +009+ | 3.61 | Nick Altrock | 99.3 | CHA |
| +011+ | 3.43 | Red Ames | 110 | SFN |
| +013+ | 3.24 | Irv Young | 146.7 | ATL |
| +015+ | 3.12 | Doc White | 91.3 | CHA |
| +016+ | 2.99 | Dummy Taylor | 89.3 | SFN |
| +017+ | 2.99 | Harry Howell | 119.3 | BAL |
| +018+ | 2.79 | Deacon Phillippe | 92.3 | PIT |
| +019+ | 2.74 | Jake Weimer | 96 | CHN |
| +020+ | 2.65 | Frank Smith | 141.3 | CHA |
| +023+ | 2.43 | Bill Duggleby | 126 | PHI |
| +027+ | 2.13 | Fred Glade | 90 | BAL |
| +028+ | 2.12 | Bob Rhoads | 88.7 | CLE |
| +029+ | 2.09 | Cy Young | 109 | BOS |
| +030+ | 1.95 | Eddie Plank | 121.7 | OAK |
| +033+ | 1.85 | Otto Hess | 92.7 | CLE |
| +034+ | 1.74 | Orval Overall | 113.3 | CIN |
| +035+ | 1.66 | Hooks Wiltse | 81.7 | SFN |
| +037+ | 1.59 | Bob Wicker | 28 | CHN |
| +038+ | 1.55 | Frank Owen | 107 | CHA |
| +045+ | 1.4 | Bill Hogg | 94.7 | NYA |
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