| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 7.51 | 197905190_BAL_TOR |
| Steve Rogers | WAS | 7.4 | 197905190_WAS_PHI |
| Tommy John | NYA | 7.19 | 197905200_NYA_BOS |
| Burt Hooton | LAN | 6.52 | 197905180_LAN_CIN |
| Pete Vuckovich | SLN | 4.8 | 197905190_SLN_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Underwood | TOR | -2.94 | 197905190_BAL_TOR |
| Rick Honeycutt | SEA | -2.39 | 197905180_TEX_SEA |
| Bill Travers | MIL | -2.28 | 197905180_MIL_OAK |
| Mickey Mahler | ATL | -2.18 | 197905180_SFN_ATL |
| Roger Erickson | MIN | -1.96 | 197905200_MIN_KCA |
Based on accumulated WAA for this season up to 1979-05-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.58 | Tommy John | 78.7 | NYA |
| +002+ | 3.32 | Jim Slaton | 62 | MIL |
| +008+ | 2.63 | Dick Ruthven | 66.3 | PHI |
| +010+ | 2.55 | Ron Guidry | 59.7 | NYA |
| +012+ | 2.36 | Ken Forsch | 73 | HOU |
| +014+ | 2.35 | Pete Vuckovich | 66.7 | SLN |
| +015+ | 2.26 | Dennis Martinez | 76.7 | BAL |
| +019+ | 2.08 | Don Sutton | 72.7 | LAN |
| +020+ | 2.07 | Bob Knepper | 70 | SFN |
| +026+ | 1.95 | Jim Palmer | 73.3 | BAL |
| +030+ | 1.77 | Nolan Ryan | 53.7 | ANA |
| +032+ | 1.76 | Rick Williams | 28 | HOU |
| +035+ | 1.73 | Burt Hooton | 62.3 | LAN |
| +037+ | 1.71 | Nino Espinosa | 61 | PHI |
| +040+ | 1.67 | Lary Sorensen | 66.7 | MIL |
| +041+ | 1.66 | Ross Baumgarten | 49.3 | CHA |
| +047+ | 1.52 | Gaylord Perry | 66 | SDN |
| +046+ | 1.52 | John Denny | 59.7 | SLN |
| +049+ | 1.51 | Dave Lemanczyk | 54 | TOR |
| +048+ | 1.51 | Kevin Kobel | 27.7 | NYN |
| +053+ | 1.42 | Mike Caldwell | 68.3 | MIL |
| +061+ | 1.34 | Bob Welch | 38.3 | LAN |
| +064+ | 1.3 | Joe Niekro | 59.3 | HOU |
| XXXXX | 1.21 | Silvio Martinez | 44.3 | SLN |
| XXXXX | 1.15 | Steve Rogers | 66.3 | WAS |
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