| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 7.76 | 190909200_SFN_CHN |
| Christy Mathewson | SFN | 4.66 | 190909220_SFN_SLN |
| Cy Morgan | OAK | 2.54 | 190909210_BAL_OAK |
| Howie Camnitz | PIT | 1.64 | 190909212_ATL_PIT |
| George Mullin | DET | 1.53 | 190909220_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 |
| Grover Lowdermilk | SLN | -1.09 | 190909220_SFN_SLN |
| Rube Marquard | SFN | -0.92 | 190909200_SFN_CHN |
Based on accumulated WAA for this season up to 1909-09-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.67 | Mordecai Brown | 333.7 | CHN |
| +004+ | 8.55 | Christy Mathewson | 256 | SFN |
| +005+ | 8.47 | Orval Overall | 266.7 | CHN |
| +006+ | 7.55 | Harry Krause | 199.3 | OAK |
| +008+ | 6.94 | Ed Walsh | 213 | CHA |
| +009+ | 6.84 | Vic Willis | 282 | PIT |
| +010+ | 6.83 | Cy Morgan | 275 | TOT |
| +011+ | 6.64 | Frank Smith | 363.7 | CHA |
| +012+ | 6.2 | Howie Camnitz | 274 | PIT |
| +015+ | 5.65 | Eddie Plank | 250.3 | OAK |
| +019+ | 5.52 | George Mullin | 294.7 | DET |
| +021+ | 5.1 | Nap Rucker | 284 | LAN |
| +022+ | 5.08 | Ed Reulbach | 240 | CHN |
| +023+ | 5.06 | Chief Bender | 222.7 | OAK |
| +025+ | 4.86 | Art Fromme | 254.3 | CIN |
| +027+ | 4.54 | Babe Adams | 117 | PIT |
| +031+ | 4.22 | Doc White | 165.3 | CHA |
| +035+ | 4.04 | Earl Moore | 276 | PHI |
| +037+ | 3.75 | Jack Coombs | 194 | OAK |
| +039+ | 3.66 | Ed Killian | 157.3 | DET |
| +040+ | 3.62 | Smoky Joe Wood | 156.7 | BOS |
| +042+ | 3.13 | Rube Kroh | 102.3 | CHN |
| +047+ | 2.67 | Deacon Phillippe | 130.3 | PIT |
| +049+ | 2.65 | Cliff Curtis | 57.7 | ATL |
| +050+ | 2.64 | Ed Summers | 271.7 | DET |
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