| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cy Young | BOS | 15.49 | 190109050_BOS_MIL |
| Jack Chesbro | PIT | 2.61 | 190109042_PIT_SFN |
| Vic Willis | ATL | 2.41 | 190109060_SLN_ATL |
| Red Donahue | PHI | 1.97 | 190109060_CHN_PHI |
| Noodles Hahn | CIN | 0.85 | 190109040_CIN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Bernhard | OAK | -4.09 | 190109051_OAK_DET |
| Bill Phillips | CIN | -3.71 | 190109060_CIN_LAN |
| Pete Dowling | CLE | -2.88 | 190109050_BAL_CLE |
| Casey Patten | MIN | -1.99 | 190109052_MIN_CHA |
| Wiley Piatt | CHA | -1.72 | 190109052_MIN_CHA |
Based on accumulated WAA for this season up to 1901-09-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.77 | Cy Young | 317.3 | BOS |
| +003+ | 7.9 | Christy Mathewson | 304 | SFN |
| +007+ | 6.78 | Al Orth | 235.7 | PHI |
| +012+ | 5.89 | Jack Chesbro | 240.7 | PIT |
| +013+ | 5.47 | Jesse Tannehill | 209.3 | PIT |
| +021+ | 4.66 | Red Donahue | 253.7 | PHI |
| +025+ | 4.31 | Vic Willis | 251 | ATL |
| +028+ | 4.03 | Bill Duggleby | 240.7 | PHI |
| +032+ | 3.64 | Noodles Hahn | 301 | CIN |
| +034+ | 3.57 | Jimmy Callahan | 173.7 | CHA |
| +035+ | 3.46 | Bill Donovan | 298 | LAN |
| +039+ | 3.26 | George Winter | 189 | BOS |
| +041+ | 3.16 | Joe Yeager | 166.7 | DET |
| +046+ | 2.76 | Bill Dinneen | 250 | ATL |
| +047+ | 2.75 | Rube Waddell | 251 | TOT |
| +048+ | 2.66 | Roscoe Miller | 292.7 | DET |
| +049+ | 2.6 | Earl Moore | 227.3 | CLE |
| +052+ | 2.31 | Jack Katoll | 179 | CHA |
| +055+ | 2.05 | Togie Pittinger | 235.7 | ATL |
| +061+ | 1.88 | Doc White | 195.7 | PHI |
| +066+ | 1.53 | Jack Taylor | 241 | CHN |
| +069+ | 1.46 | Sam Leever | 141 | PIT |
| +072+ | 1.41 | Jim Hughes | 214.7 | LAN |
| XXXXX | 1.24 | Roy Patterson | 281.3 | CHA |
| XXXXX | 1.22 | Eddie Plank | 213.7 | OAK |
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