| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 16.24 | 190904240_CHN_SLN |
| Cy Young | CLE | 8.11 | 190904230_BAL_CLE |
| Kaiser Wilhelm | LAN | 2.56 | 190904220_SFN_LAN |
| Walter Johnson | MIN | 2.45 | 190904240_MIN_NYA |
| Rube Waddell | BAL | 2.22 | 190904240_BAL_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Fred Beebe | SLN | -2.91 | 190904240_CHN_SLN |
| Cy Morgan | BOS | -1.67 | 190904220_OAK_BOS |
| George Mullin | DET | -0.98 | 190904230_DET_CHA |
| Art Fromme | CIN | -0.49 | 190904240_CIN_PIT |
| Addie Joss | CLE | -0.23 | 190904220_BAL_CLE |
Based on accumulated WAA for this season up to 1909-04-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.82 | Frank Smith | 36 | CHA |
| +002+ | 1.65 | George Mullin | 29 | DET |
| +003+ | 1.65 | Howie Camnitz | 21 | PIT |
| +004+ | 1.57 | Mordecai Brown | 26 | CHN |
| XXXXX | 1.1 | Art Fromme | 27 | CIN |
| XXXXX | 1.05 | Lew Brockett | 13 | NYA |
| XXXXX | 1.04 | Jack Quinn | 18 | NYA |
| XXXXX | 1 | Bill Foxen | 17 | PHI |
| XXXXX | 0.98 | Bugs Raymond | 16 | SFN |
| XXXXX | 0.85 | Joe Lake | 26 | NYA |
| XXXXX | 0.8 | Harry Gaspar | 15.3 | CIN |
| XXXXX | 0.76 | Bill Grahame | 10.3 | BAL |
| XXXXX | 0.69 | Harry McIntire | 9 | LAN |
| XXXXX | 0.66 | Nap Rucker | 16.7 | LAN |
| XXXXX | 0.62 | Charlie Chech | 18 | BOS |
| XXXXX | 0.6 | Jack Coombs | 18 | OAK |
| XXXXX | 0.54 | Cy Morgan | 17 | BOS |
| XXXXX | 0.53 | Al Mattern | 11.7 | ATL |
| XXXXX | 0.5 | Ed Summers | 9 | DET |
| XXXXX | 0.46 | Rube Marquard | 9 | SFN |
| XXXXX | 0.4 | Cy Young | 27 | CLE |
| XXXXX | 0.39 | Orval Overall | 16 | CHN |
| XXXXX | 0.39 | Bill Burns | 10 | MIN |
| XXXXX | 0.38 | Biff Schlitzer | 10 | OAK |
| XXXXX | 0.37 | Eddie Plank | 23 | OAK |
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