| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 7.76 | 190909200_SFN_CHN |
| Cy Morgan | OAK | 2.54 | 190909210_BAL_OAK |
| Howie Camnitz | PIT | 1.64 | 190909212_ATL_PIT |
| Earl Moore | PHI | 0.87 | 190909210_PHI_CIN |
| Ed Killian | DET | 0.43 | 190909212_DET_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dolly Gray | MIN | -5.03 | 190909211_DET_MIN |
| Al Mattern | ATL | -3.35 | 190909212_ATL_PIT |
| Charlie Smith | BOS | -1.73 | 190909210_CLE_BOS |
| Bob Harmon | SLN | -1.64 | 190909190_PHI_SLN |
| Rube Marquard | SFN | -0.92 | 190909200_SFN_CHN |
Based on accumulated WAA for this season up to 1909-09-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.62 | Mordecai Brown | 333.7 | CHN |
| +004+ | 8.44 | Christy Mathewson | 247 | SFN |
| +005+ | 8.43 | Orval Overall | 266.7 | CHN |
| +006+ | 7.16 | Harry Krause | 195 | OAK |
| +007+ | 6.9 | Ed Walsh | 213 | CHA |
| +008+ | 6.79 | Cy Morgan | 275 | TOT |
| +010+ | 6.59 | Frank Smith | 363.7 | CHA |
| +011+ | 6.52 | Vic Willis | 276 | PIT |
| +012+ | 6.15 | Howie Camnitz | 274 | PIT |
| +015+ | 5.61 | Eddie Plank | 250.3 | OAK |
| +017+ | 5.5 | Addie Joss | 232.7 | CLE |
| +019+ | 5.38 | George Mullin | 285.7 | DET |
| +022+ | 5.05 | Ed Reulbach | 240 | CHN |
| +021+ | 5.05 | Nap Rucker | 284 | LAN |
| +023+ | 5.02 | Chief Bender | 222.7 | OAK |
| +025+ | 4.81 | Art Fromme | 246.3 | CIN |
| +027+ | 4.52 | Babe Adams | 117 | PIT |
| +031+ | 4.25 | Earl Moore | 276 | PHI |
| +033+ | 4.2 | Doc White | 165.3 | CHA |
| +037+ | 3.76 | Jack Coombs | 189.3 | OAK |
| +040+ | 3.63 | Ed Killian | 157.3 | DET |
| +041+ | 3.11 | Rube Kroh | 102.3 | CHN |
| +042+ | 3.07 | Smoky Joe Wood | 147.7 | BOS |
| +046+ | 2.72 | Jack Rowan | 205.3 | CIN |
| +047+ | 2.65 | Deacon Phillippe | 130.3 | PIT |
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