Frank Arellanes had a record of 4-3 with an ERA of 1.82 and 33 strikeouts in 11 appearances in his rookie season in 1908.
| 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 |  | F. Arellanes | 1908 |  BOS | 11 | 4 | 3 | .571 | 8 | 1.82 | 33 | 6 | 1 | 0 | 79.0 | 60 | 16 | 26 | 1 | 18 | 3 | 3 | 313 | 3 | 3.76 | 2.05 | 1.83 | 0.11 | 10.5 | 5.8 | 0.99 | .229 | 2.96 | 75 | 2.23 | 98 | 6.84 | 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 | | F. Arellanes | 9/26/1908 | 1908 | BOS | @ |  SLA | W | 1 | 9 | 1 | 1 | 0 | 9.0 | 8 | 0 | 0 | 1 | 0 | 0 | 36 | 0 | |||
| 2 | | F. Arellanes | 9/18/1908 | 1908 | BOS | @ |  CLE | L | 1 | 5 | 1 | 0 | 0 | 8.0 | 7 | 2 | 0 | 0 | 0 | 0 | 31 | 1 | |||
| 3 | | F. Arellanes | 9/11/1908 | 1908 | BOS | vs |  NYH | L | 1 | 1 | 0 | 0 | 0 | 5.0 | 7 | 4 | 0 | 0 | 0 | 0 | 21 | 0 | |||
| 4 | | F. Arellanes | 9/7/1908 | 1908 | BOS | vs |  PHA | W | 1 | 2 | 1 | 0 | 0 | 9.0 | 10 | 2 | 0 | 2 | 0 | 0 | 39 | 0 | |||
| 5 | | F. Arellanes | 9/5/1908 | 1908 | BOS | vs | PHA | ||||||||||||||||||
| 6 | | F. Arellanes | 9/4/1908 | 1908 | BOS | vs | PHA | W | 1 | 5 | 1 | 0 | 0 | 9.0 | 1 | 1 | 1 | 0 | 1 | 0 | 29 | 0 | |||
| 7 | | F. Arellanes | 9/1/1908 | 1908 | BOS | @ |  WSH | 0 | 2 | 0 | 0 | 0 | 4.1 | 4 | 2 | 0 | 1 | 1 | 1 | 18 | 0 | ||||
| 8 | | F. Arellanes | 8/27/1908 | 1908 | BOS | vs | SLA | ||||||||||||||||||
| 9 | | F. Arellanes | 8/25/1908 | 1908 | BOS | vs |  CWS | L | 1 | 3 | 1 | 0 | 0 | 9.0 | 4 | 2 | 0 | 2 | 0 | 0 | 33 | 0 | |||
| 10 | | F. Arellanes | 8/20/1908 | 1908 | BOS | vs | CLE | W | 1 | 3 | 1 | 0 | 0 | 9.0 | 6 | 4 | 0 | 4 | 0 | 0 | 36 | 0 | |||
| 11 | | F. Arellanes | 8/7/1908 | 1908 | BOS | @ | CWS | 0 | 2 | 0 | 0 | 0 | 7.0 | 4 | 4 | 0 | 2 | 1 | 1 | 30 | 2 | ||||
| 12 | | F. Arellanes | 7/28/1908 | 1908 | BOS | @ | CLE | 0 | 1 | 0 | 0 | 0 | 7.0 | 4 | 2 | 0 | 4 | 0 | 1 | 24 | 0 | ||||
| 13 | | F. Arellanes | 7/17/1908 | 1908 | BOS | vs | CWS | 1 | 0 | 0 | 0 | 0 | 3.0 | 5 | 3 | 0 | 1 | 0 | 0 | 10 | 0 | ||||
| Total | 8 | 1.82 | 33 | 6 | 1 | 0 | 79.0 | 60 | 16 | 26 | 1 | 18 | 3 | 3 | 313 | 3 |
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