| Starter | Tm | Tier | Game |
|---|---|---|---|
| Christy Mathewson | SFN | 5.73 | 190509192_SFN_PHI |
| Doc White | CHA | 4.07 | 190509180_CHA_BAL |
| Cy Young | BOS | 2.92 | 190509191_BOS_MIN |
| Irv Young | ATL | 2.08 | 190509201_LAN_ATL |
| Bob Wicker | CHN | 1.76 | 190509200_CIN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kaiser Wilhelm | ATL | -7.7 | 190509202_LAN_ATL |
| Harry McIntire | LAN | -5.01 | 190509182_LAN_ATL |
| Jake Thielman | SLN | -1.69 | 190509180_SLN_CHN |
| Charlie Chech | CIN | -1.46 | 190509200_CIN_CHN |
| Frank Kitson | DET | -0.87 | 190509192_DET_CLE |
Based on accumulated WAA for this season up to 1905-09-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.74 | Christy Mathewson | 299.7 | SFN |
| +003+ | 9.55 | Ed Reulbach | 254 | CHN |
| +004+ | 9.45 | Doc White | 250 | CHA |
| +006+ | 8.88 | Cy Young | 293.7 | BOS |
| +009+ | 7.61 | Deacon Phillippe | 258.3 | PIT |
| +011+ | 7.17 | Nick Altrock | 280 | CHA |
| +012+ | 6.93 | Addie Joss | 245 | CLE |
| +013+ | 6.71 | Harry Howell | 288.7 | BAL |
| +016+ | 6.12 | Ed Killian | 292.7 | DET |
| +017+ | 6.09 | Irv Young | 347.3 | ATL |
| +019+ | 5.8 | Bob Wicker | 148 | CHN |
| +022+ | 4.86 | Tully Sparks | 248.3 | PHI |
| +025+ | 4.39 | Frank Smith | 249.7 | CHA |
| +027+ | 4.31 | Eddie Plank | 299.7 | OAK |
| +028+ | 4.25 | Frank Owen | 300 | CHA |
| +030+ | 3.63 | Jake Weimer | 230 | CHN |
| +032+ | 3.46 | Mordecai Brown | 223.3 | CHN |
| +044+ | 2.74 | Hooks Wiltse | 182 | SFN |
| +050+ | 2.56 | Andy Coakley | 226 | OAK |
| +054+ | 2.46 | Earl Moore | 251.3 | CLE |
| +055+ | 2.43 | Tom Hughes | 258.7 | MIN |
| +063+ | 2.02 | Barney Pelty | 250.3 | BAL |
| +066+ | 1.81 | Clark Griffith | 89.3 | NYA |
| +067+ | 1.77 | Bill Duggleby | 265.7 | PHI |
| +068+ | 1.75 | Fred Glade | 254.3 | BAL |
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