Art Mahaffey was 7-3 with an ERA of 2.31 and 56 strikeouts in 14 appearances in his rookie season in 1960.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | A. Mahaffey | 1960 |  PHI | 14 | 7 | 3 | .700 | 12 | 2.31 | 56 | 5 | 1 | 0 | 93.1 | 78 | 24 | 29 | 9 | 34 | 1 | 2 | 1 | 382 | 2 | 5.40 | 3.28 | 1.65 | 0.87 | 14.7 | 8.9 | 1.20 | .245 | 2.80 | 62 | 3.71 | 102 | 7.52 | -0.7 |
Games
| NAME | DATE | SEASON | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | | A. Mahaffey | 10/2/1960 | 1960 | PHI | vs |  CIN | W | 1 | 1.00 | 5 | 1 | 0 | 0 | 9.0 | 10 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 35 | 0 |
| 2 | | A. Mahaffey | 9/25/1960 | 1960 | PHI | @ | CIN | W | 1 | 1.00 | 6 | 1 | 0 | 0 | 9.0 | 6 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 34 | 0 |
| 3 | | A. Mahaffey | 9/18/1960 | 1960 | PHI | @ |  MIL | L | 1 | 16.20 | 0 | 0 | 0 | 0 | 1.2 | 6 | 3 | 4 | 1 | 0 | 0 | 0 | 0 | 12 | 0 |
| 4 | | A. Mahaffey | 9/13/1960 | 1960 | PHI | vs |  LAD | L | 1 | 3.86 | 6 | 0 | 0 | 0 | 7.0 | 4 | 3 | 4 | 1 | 3 | 0 | 0 | 0 | 28 | 1 |
| 5 | | A. Mahaffey | 9/8/1960 | 1960 | PHI | vs |  CHC | L | 1 | 2.57 | 5 | 0 | 0 | 0 | 7.0 | 4 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 27 | 0 |
| 6 | | A. Mahaffey | 9/3/1960 | 1960 | PHI | @ |  PIT | W | 1 | 2.00 | 1 | 1 | 0 | 0 | 9.0 | 9 | 2 | 2 | 0 | 3 | 0 | 0 | 0 | 38 | 0 |
| 7 | | A. Mahaffey | 8/29/1960 | 1960 | PHI | @ |  SFG | W | 1 | 0.00 | 7 | 1 | 1 | 0 | 9.0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 |
| 8 | | A. Mahaffey | 8/24/1960 | 1960 | PHI | @ |  STL | W | 1 | 1.17 | 4 | 0 | 0 | 0 | 7.2 | 5 | 1 | 3 | 1 | 5 | 0 | 0 | 0 | 34 | 0 |
| 9 | | A. Mahaffey | 8/19/1960 | 1960 | PHI | @ | MIL | W | 1 | 2.00 | 5 | 1 | 0 | 0 | 9.0 | 6 | 2 | 2 | 1 | 4 | 0 | 0 | 0 | 36 | 0 |
| 10 | | A. Mahaffey | 8/15/1960 | 1960 | PHI | @ | PIT | W | 1 | 3.38 | 5 | 0 | 0 | 0 | 8.0 | 9 | 3 | 3 | 2 | 5 | 0 | 0 | 1 | 37 | 0 |
| 11 | | A. Mahaffey | 8/13/1960 | 1960 | PHI | vs | CHC | 0 | 4.50 | 3 | 0 | 0 | 0 | 2.0 | 2 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 9 | 1 | |
| 12 | | A. Mahaffey | 8/9/1960 | 1960 | PHI | vs | STL | 1 | 4.50 | 2 | 0 | 0 | 0 | 6.0 | 8 | 3 | 4 | 0 | 2 | 0 | 0 | 0 | 26 | 0 | |
| 13 | | A. Mahaffey | 8/3/1960 | 1960 | PHI | vs | SFG | 1 | 2.57 | 5 | 0 | 0 | 0 | 7.0 | 5 | 2 | 2 | 0 | 6 | 1 | 0 | 0 | 31 | 0 | |
| 14 | | A. Mahaffey | 7/30/1960 | 1960 | PHI | @ | STL | 0 | 0.00 | 2 | 0 | 0 | 0 | 2.0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 6 | 0 | |
| Total | 12 | 2.31 | 56 | 5 | 1 | 0 | 93.1 | 78 | 24 | 29 | 9 | 34 | 1 | 2 | 1 | 382 | 2 |
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