| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Chesbro | NYA | 5.24 | 190409261_NYA_CLE |
| Eddie Plank | OAK | 3.13 | 190409260_OAK_CHA |
| Joe McGinnity | SFN | 3.09 | 190409262_PIT_SFN |
| Doc White | CHA | 1.47 | 190409250_OAK_CHA |
| Bill Dinneen | BOS | 1.36 | 190409261_BOS_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Fisher | ATL | -8.43 | 190409242_CIN_ATL |
| Bill Duggleby | PHI | -5.54 | 190409242_SLN_PHI |
| Oscar Jones | LAN | -1.77 | 190409262_CHN_LAN |
| Happy Townsend | MIN | -0.4 | 190409252_MIN_BAL |
| Jack Harper | CIN | -0.33 | 190409242_CIN_ATL |
Based on accumulated WAA for this season up to 1904-09-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.2 | Jack Chesbro | 400.7 | NYA |
| +002+ | 12.98 | Rube Waddell | 352.7 | OAK |
| +003+ | 10.33 | Eddie Plank | 345.3 | OAK |
| +004+ | 10.28 | Joe McGinnity | 392.3 | SFN |
| +005+ | 9.89 | Frank Owen | 315 | CHA |
| +006+ | 9.19 | Cy Young | 347 | BOS |
| +008+ | 7.66 | Jesse Tannehill | 281.7 | BOS |
| +009+ | 7.15 | Bill Bernhard | 299.7 | CLE |
| +010+ | 7.06 | Doc White | 196 | CHA |
| +011+ | 7.01 | Bill Dinneen | 292.7 | BOS |
| +012+ | 6.73 | Harry Howell | 273.7 | BAL |
| +014+ | 6.06 | Addie Joss | 174.3 | CLE |
| +017+ | 5.57 | Jack Powell | 357.7 | NYA |
| +018+ | 5.57 | George Mullin | 341 | DET |
| +019+ | 5.56 | Ed Killian | 317.7 | DET |
| +021+ | 5.24 | Earl Moore | 227.3 | CLE |
| +022+ | 5.17 | Norwood Gibson | 240 | BOS |
| +023+ | 5.03 | Fred Glade | 270.7 | BAL |
| +025+ | 4.91 | Red Donahue | 259 | CLE |
| +031+ | 4.3 | Jake Weimer | 288.7 | CHN |
| +032+ | 4.27 | Weldon Henley | 270.7 | OAK |
| +038+ | 4.02 | Patsy Flaherty | 268 | TOT |
| +040+ | 3.89 | Kid Nichols | 291 | SLN |
| +041+ | 3.88 | Otto Hess | 123.3 | CLE |
| +043+ | 3.75 | Bill Donovan | 284 | DET |
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