| Starter | Tm | Tier | Game |
|---|---|---|---|
| Charlie Smith | MIN | -2.11 | 190906160_BAL_MIN |
| Al Mattern | ATL | -0.99 | 190906160_ATL_SLN |
| Johnny Lush | SLN | -0.83 | 190906170_ATL_SLN |
| Bob Ewing | CIN | -0.74 | 190906180_PHI_CIN |
| Bill Burns | CHA | -0.36 | 190906171_CHA_BOS |
Based on accumulated WAA for this season up to 1909-06-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.39 | George Mullin | 108 | DET |
| +003+ | 3.24 | Harry Krause | 56.3 | OAK |
| +004+ | 3.15 | Mordecai Brown | 125.7 | CHN |
| +006+ | 3.03 | Howie Camnitz | 112.3 | PIT |
| +005+ | 3.03 | Chief Bender | 80 | OAK |
| +007+ | 3.01 | Rube Waddell | 111 | BAL |
| +008+ | 3 | Bugs Raymond | 96.3 | SFN |
| +009+ | 2.98 | Christy Mathewson | 78 | SFN |
| +010+ | 2.94 | Orval Overall | 112.3 | CHN |
| +011+ | 2.81 | Hooks Wiltse | 76 | SFN |
| +014+ | 2.26 | Lew Moren | 108.3 | PHI |
| +016+ | 2.19 | Billy Campbell | 78.7 | CIN |
| +020+ | 2.15 | Doc White | 75 | CHA |
| +018+ | 2.15 | Addie Joss | 86.7 | CLE |
| +022+ | 2.03 | Ed Walsh | 62 | CHA |
| +023+ | 1.99 | Heinie Berger | 95 | CLE |
| +025+ | 1.91 | Jack Coombs | 81.7 | OAK |
| +026+ | 1.89 | Bill Grahame | 82 | BAL |
| +029+ | 1.81 | Vic Willis | 99.7 | PIT |
| +030+ | 1.8 | Earl Moore | 85 | PHI |
| +033+ | 1.45 | Rube Manning | 52 | NYA |
| +034+ | 1.43 | Jack Pfiester | 66.3 | CHN |
| +038+ | 1.31 | Joe Lake | 84.3 | NYA |
| XXXXX | 1.21 | Eddie Plank | 94 | OAK |
| XXXXX | 1.18 | Tom Hughes | 66.7 | MIN |
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