| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cy Young | BOS | 7.32 | 190305060_MIN_BOS |
| Sam Leever | PIT | 3.2 | 190305050_CHN_PIT |
| Doc White | CHA | 2.99 | 190305070_BAL_CHA |
| Christy Mathewson | SFN | 2.67 | 190305070_PHI_SFN |
| Jack Taylor | CHN | 2.09 | 190305060_CHN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| War Sanders | SLN | -1.54 | 190305070_CHN_SLN |
| Roy Evans | LAN | -1.13 | 190305060_SFN_LAN |
| Jack Harper | CIN | -0.87 | 190305070_CIN_PIT |
| Watty Lee | MIN | -0.71 | 190305060_MIN_BOS |
| Fred Mitchell | PHI | -0.62 | 190305070_PHI_SFN |
Based on accumulated WAA for this season up to 1903-05-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.04 | George Mullin | 35 | DET |
| +002+ | 2.77 | Eddie Plank | 39 | OAK |
| +004+ | 2.35 | Henry Schmidt | 45 | LAN |
| +005+ | 2.05 | Jack Chesbro | 36 | NYA |
| +006+ | 1.93 | Cy Young | 43 | BOS |
| +007+ | 1.63 | Patsy Flaherty | 30.3 | CHA |
| +008+ | 1.5 | Roy Patterson | 25 | CHA |
| +009+ | 1.47 | Casey Patten | 26 | MIN |
| +010+ | 1.43 | Addie Joss | 25 | CLE |
| +011+ | 1.39 | Jack Sutthoff | 32 | CIN |
| +013+ | 1.34 | Barney Wolfe | 19 | NYA |
| +014+ | 1.33 | Tom Hughes | 21 | BOS |
| +015+ | 1.33 | Jake Weimer | 45 | CHN |
| +017+ | 1.28 | Oscar Jones | 47 | LAN |
| XXXXX | 1.23 | Bill Duggleby | 38.3 | PHI |
| XXXXX | 1.2 | Ed Siever | 26 | BAL |
| XXXXX | 1.19 | Chief Bender | 40 | OAK |
| XXXXX | 1.18 | Sam Leever | 29 | PIT |
| XXXXX | 1.12 | Bill Donovan | 26.7 | DET |
| XXXXX | 1.1 | Doc White | 21 | CHA |
| XXXXX | 1.09 | Rube Waddell | 35 | OAK |
| XXXXX | 0.99 | Red Donahue | 28 | BAL |
| XXXXX | 0.89 | Bill Dinneen | 37 | BOS |
| XXXXX | 0.84 | Highball Wilson | 18 | MIN |
| XXXXX | 0.8 | Joe McGinnity | 48.7 | SFN |
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