Joe Callahan had a 0-2 record with an ERA of 10.20 and 3 strikeouts in 6 appearances in his rookie season in 1940.
| 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 |  | J. Callahan | 1940 |  BSN | 6 | 0 | 2 | .000 | 2 | 10.20 | 3 | 0 | 0 | 0 | 15.0 | 20 | 17 | 17 | 1 | 13 | 0 | 0 | 72 | 1 | 1.80 | 7.80 | 0.23 | 0.60 | 4.2 | 18.1 | 2.20 | .345 | 10.20 | 282 | 5.90 | 160 | 12.00 | -4 |
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 | | J. Callahan | 6/15/1940 | 1940 | BSN | vs |  CHC | 0 | 15.43 | 1 | 0 | 0 | 0 | 2.1 | 4 | 4 | 4 | 0 | 3 | 0 | 0 | 14 | 0 | ||
| 2 | | J. Callahan | 6/9/1940 | 1940 | BSN | @ | CHC | 0 | 2.25 | 1 | 0 | 0 | 0 | 4.0 | 6 | 1 | 1 | 0 | 0 | 0 | 0 | 13 | 0 | ||
| 3 | | J. Callahan | 6/4/1940 | 1940 | BSN | @ |  PIT | L | 1 | 18.00 | 1 | 0 | 0 | 0 | 2.0 | 4 | 4 | 4 | 0 | 1 | 0 | 0 | 11 | 0 | |
| 4 | | J. Callahan | 5/19/1940 | 1940 | BSN | vs |  CIN | 0 | 12.00 | 0 | 0 | 0 | 0 | 3.0 | 3 | 4 | 4 | 1 | 1 | 0 | 0 | 13 | 1 | ||
| 5 | | J. Callahan | 5/13/1940 | 1940 | BSN | vs |  NYG | 0 | 4.91 | 0 | 0 | 0 | 0 | 3.2 | 1 | 2 | 2 | 0 | 7 | 0 | 0 | 18 | 0 | ||
| 6 | | J. Callahan | 4/25/1940 | 1940 | BSN | @ | NYG | L | 1 | 0 | 0 | 0 | 0 | 0.0 | 2 | 2 | 2 | 0 | 1 | 0 | 0 | 3 | 0 | ||
| Total | 2 | 10.20 | 3 | 0 | 0 | 0 | 15.0 | 20 | 17 | 17 | 1 | 13 | 0 | 0 | 72 | 1 |
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