| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | 4.15 | 198409130_SLN_PHI |
| Detroit Tigers | DET | 1.64 | 198409120_DET_BAL |
| Houston Astros | HOU | 1.63 | 198409120_ATL_HOU |
| New York Yankees | NYA | 0.97 | 198409110_NYA_TOR |
| Montreal Expos | WAS | 0.89 | 198409120_WAS_CHN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | -8 | 198409110_CHA_OAK |
| San Francisco Giants | SFN | -3.09 | 198409120_SFN_CIN |
| Cincinnati Reds | CIN | -2.23 | 198409110_SFN_CIN |
| Texas Rangers | TEX | -2.2 | 198409110_TEX_SEA |
| Seattle Mariners | SEA | -1.57 | 198409130_TEX_SEA |
Based on accumulated WAA for this season up to 1984-09-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +012+ | 6.08 | Bruce Sutter | 113.3 | SLN |
| +015+ | 5.55 | Willie Hernandez | 127.3 | DET |
| +051+ | 3.7 | Larry Andersen | 87.3 | PHI |
| +052+ | 3.64 | Bill Dawley | 81 | HOU |
| +057+ | 3.42 | Craig Lefferts | 98.3 | SDN |
| +066+ | 3.13 | Dave Righetti | 86 | NYA |
| +076+ | 2.94 | Doug Sisk | 75.7 | NYN |
| +078+ | 2.9 | Jay Howell | 95.3 | NYA |
| +081+ | 2.86 | Doug Corbett | 77.7 | ANA |
| +080+ | 2.86 | Aurelio Lopez | 125.3 | DET |
| +084+ | 2.76 | Dan Quisenberry | 113.3 | KCA |
| +086+ | 2.74 | Ernie Camacho | 89 | CLE |
| +087+ | 2.74 | Dave Rucker | 71 | SLN |
| +100+ | 2.42 | Dave Smith | 69.7 | HOU |
| +115+ | 2.18 | Julio Solano | 43.3 | HOU |
| +122+ | 2.03 | Dave Schmidt | 70.3 | TEX |
| +124+ | 2.03 | Bill Caudill | 85 | OAK |
| +128+ | 2 | Johnny Franco | 70.3 | CIN |
| +133+ | 1.92 | Luis Sanchez | 79 | ANA |
| +135+ | 1.91 | Ted Power | 100.3 | CIN |
| +141+ | 1.83 | Brent Gaff | 75 | NYN |
| +143+ | 1.81 | Tom Tellmann | 79.3 | MIL |
| +148+ | 1.64 | Gary Lavelle | 93 | SFN |
| +147+ | 1.64 | Sammy Stewart | 84.7 | BAL |
| +150+ | 1.6 | Rich Gossage | 92 | SDN |
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