Big Jeff Pfeffer had a 4-4 record with an ERA of 2.50 and 56 strikeouts in 15 appearances in his rookie season in 1905.
| 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 |  | B. Jeff Pfeffer | 1905 | 15 | 4 | 4 | .500 | 11 | 2.50 | 56 | 9 | 0 | 0 | 101.0 | 84 | 28 | 36 | 2 | 36 | 4 | 4 | 390 | 4 | 4.99 | 3.21 | 1.56 | 0.18 | 14.4 | 9.2 | 1.19 | .281 | 3.21 | 84 | 2.86 | 99 | 7.49 | 0.3 |
CHC| NAME | DATE | SEASON | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | | B. Jeff Pfeffer | 10/3/1905 | 1905 | vs | 1 | 7 | 1 | 0 | 0 | 13.0 | 9 | 5 | 0 | 5 | 1 | 0 | 48 | 1 | ||||||
| 2 | | B. Jeff Pfeffer | 8/12/1905 | 1905 | vs | 0 | 2 | 0 | 0 | 0 | 3.2 | 7 | 5 | 1 | 2 | 0 | 1 | 19 | 0 | ||||||
| 3 | | B. Jeff Pfeffer | 7/27/1905 | 1905 | @ | 0 | 6 | 0 | 0 | 0 | 6.0 | 4 | 3 | 0 | 3 | 0 | 1 | 22 | 1 | ||||||
| 4 | | B. Jeff Pfeffer | 6/27/1905 | 1905 | vs | 0 | 1 | 0 | 0 | 0 | 2.0 | 1 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | ||||||
| 5 | | B. Jeff Pfeffer | 6/15/1905 | 1905 | vs | 1 | 0 | 0 | 0 | 0 | 2.0 | 3 | 2 | 0 | 2 | 1 | 0 | 11 | 0 | ||||||
| 6 | | B. Jeff Pfeffer | 6/5/1905 | 1905 | vs | W | 1 | 3 | 1 | 0 | 0 | 9.0 | 7 | 3 | 0 | 4 | 0 | 0 | 34 | 0 | |||||
| 7 | | B. Jeff Pfeffer | 6/4/1905 | 1905 | vs | 0 | 1 | 0 | 0 | 0 | 5.0 | 2 | 0 | 0 | 1 | 0 | 1 | 16 | 0 | ||||||
| 8 | | B. Jeff Pfeffer | 5/31/1905 | 1905 | @ | L | 1 | 5 | 1 | 0 | 0 | 8.2 | 6 | 3 | 0 | 3 | 0 | 0 | 33 | 1 | |||||
| 9 | | B. Jeff Pfeffer | 5/28/1905 | 1905 | vs | 1 | 0 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | ||||||
| 10 | | B. Jeff Pfeffer | 5/18/1905 | 1905 | @ | W | 1 | 4 | 1 | 0 | 0 | 9.0 | 7 | 1 | 0 | 3 | 0 | 0 | 31 | 1 | |||||
| 11 | | B. Jeff Pfeffer | 5/11/1905 | 1905 | @ | L | 1 | 1 | 1 | 0 | 0 | 8.0 | 11 | 5 | 0 | 0 | 1 | 0 | 35 | 0 | |||||
| 12 | | B. Jeff Pfeffer | 5/6/1905 | 1905 | vs | W | 1 | 8 | 1 | 0 | 0 | 9.0 | 7 | 3 | 0 | 2 | 1 | 0 | 36 | 0 | |||||
| 13 | | B. Jeff Pfeffer | 5/2/1905 | 1905 | @ | L | 1 | 4 | 1 | 0 | 0 | 8.0 | 7 | 3 | 0 | 5 | 0 | 0 | 32 | 0 | |||||
| 14 | | B. Jeff Pfeffer | 4/26/1905 | 1905 | @ | W | 1 | 6 | 1 | 0 | 0 | 9.0 | 7 | 1 | 0 | 3 | 0 | 0 | 33 | 0 | |||||
| 15 | | B. Jeff Pfeffer | 4/15/1905 | 1905 | @ | L | 1 | 7 | 1 | 0 | 0 | 8.0 | 6 | 2 | 1 | 3 | 1 | 0 | 31 | 0 | |||||
| Total | 11 | 2.50 | 56 | 9 | 0 | 0 | 101.0 | 84 | 28 | 36 | 2 | 36 | 4 | 4 | 390 | 4 |
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