| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 5.9 | 190909050_PIT_CHN |
| Christy Mathewson | SFN | 4.36 | 190909062_ATL_SFN |
| Cy Morgan | OAK | 3.22 | 190909070_NYA_OAK |
| Vic Willis | PIT | 2.87 | 190909062_CHN_PIT |
| Addie Joss | CLE | 2.44 | 190909070_CLE_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dolly Gray | MIN | -3.76 | 190909070_BOS_MIN |
| Kaiser Wilhelm | LAN | -3.5 | 190909061_PHI_LAN |
| Fred Beebe | SLN | -3.46 | 190909050_SLN_CIN |
| Pete Wilson? | NYA | -0.77 | 190909062_NYA_BOS |
| Lew Moren | PHI | -0.6 | 190909070_PHI_LAN |
Based on accumulated WAA for this season up to 1909-09-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.88 | Mordecai Brown | 294.7 | CHN |
| +004+ | 7.62 | Christy Mathewson | 229 | SFN |
| +005+ | 7.09 | Orval Overall | 238.7 | CHN |
| +006+ | 7 | Harry Krause | 177 | OAK |
| +007+ | 5.89 | Cy Morgan | 240 | TOT |
| +009+ | 5.76 | Vic Willis | 258 | PIT |
| +010+ | 5.75 | Howie Camnitz | 250 | PIT |
| +011+ | 5.59 | Addie Joss | 220.7 | CLE |
| +013+ | 5.43 | Frank Smith | 339 | CHA |
| +014+ | 5.39 | Ed Walsh | 182 | CHA |
| +016+ | 5.21 | Chief Bender | 198.7 | OAK |
| +017+ | 5.09 | Nap Rucker | 262 | LAN |
| +018+ | 5.05 | Ed Reulbach | 216 | CHN |
| +021+ | 4.76 | George Mullin | 260.7 | DET |
| +026+ | 4.3 | Eddie Plank | 223.3 | OAK |
| +027+ | 4.17 | Doc White | 153.3 | CHA |
| +028+ | 4.06 | Art Fromme | 221.3 | CIN |
| +032+ | 3.58 | Jack Coombs | 181.3 | OAK |
| +033+ | 3.46 | Babe Adams | 93 | PIT |
| +037+ | 3.36 | Frank Arellanes | 227 | BOS |
| +038+ | 3.34 | Cy Falkenberg | 129.7 | CLE |
| +040+ | 3.23 | Ed Killian | 138.3 | DET |
| +041+ | 3.22 | Rube Kroh | 102.3 | CHN |
| +043+ | 3.12 | Barney Pelty | 188 | BAL |
| +044+ | 3.09 | Earl Moore | 251 | PHI |
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