David Hernandez had a record of 4-10 with an ERA of 5.42 and 68 strikeouts in 20 appearances in his rookie season in 2009.
| 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 |  | D. Hernandez | 2009 |  BAL | 20 | 4 | 10 | .286 | 19 | 5.42 | 68 | 0 | 0 | 0 | 101.1 | 118 | 61 | 62 | 27 | 46 | 1 | 0 | 0 | 462 | 3 | 6.04 | 4.09 | 1.48 | 2.40 | 14.7 | 10.0 | 1.62 | .284 | 5.51 | 119 | 6.60 | 144 | 10.48 | -21.7 |
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 | | D. Hernandez | 9/30/2009 | 2009 | BAL | @ |  TBR | L | 1 | 10.38 | 4 | 0 | 0 | 0 | 4.1 | 7 | 5 | 5 | 2 | 2 | 0 | 0 | 0 | 22 | 0 |
| 2 | | D. Hernandez | 9/25/2009 | 2009 | BAL | @ |  CLE | L | 1 | 3.00 | 5 | 0 | 0 | 0 | 6.0 | 6 | 2 | 3 | 1 | 1 | 0 | 0 | 0 | 26 | 0 |
| 3 | | D. Hernandez | 9/19/2009 | 2009 | BAL | vs |  BOS | 1 | 4.50 | 1 | 0 | 0 | 0 | 6.0 | 7 | 3 | 3 | 1 | 3 | 0 | 0 | 0 | 28 | 0 | |
| 4 | | D. Hernandez | 9/14/2009 | 2009 | BAL | vs | TBR | L | 1 | 15.00 | 5 | 0 | 0 | 0 | 3.0 | 9 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | 18 | 0 |
| 5 | | D. Hernandez | 9/8/2009 | 2009 | BAL | @ | BOS | L | 1 | 20.25 | 3 | 0 | 0 | 0 | 2.2 | 4 | 6 | 6 | 4 | 2 | 0 | 0 | 0 | 14 | 0 |
| 6 | | D. Hernandez | 9/1/2009 | 2009 | BAL | vs |  NYY | 1 | 9.00 | 7 | 0 | 0 | 0 | 5.0 | 4 | 5 | 5 | 3 | 6 | 0 | 0 | 0 | 26 | 1 | |
| 7 | | D. Hernandez | 8/27/2009 | 2009 | BAL | vs | CLE | 1 | 3.00 | 4 | 0 | 0 | 0 | 6.0 | 5 | 2 | 2 | 1 | 3 | 0 | 0 | 0 | 24 | 0 | |
| 8 | | D. Hernandez | 8/22/2009 | 2009 | BAL | @ |  CWS | L | 1 | 6.75 | 4 | 0 | 0 | 0 | 4.0 | 3 | 3 | 3 | 1 | 3 | 1 | 0 | 0 | 19 | 1 |
| 9 | | D. Hernandez | 8/17/2009 | 2009 | BAL | vs |  LAA | L | 1 | 8.44 | 1 | 0 | 0 | 0 | 5.1 | 7 | 5 | 5 | 3 | 4 | 0 | 0 | 0 | 24 | 0 |
| 10 | | D. Hernandez | 8/11/2009 | 2009 | BAL | vs |  OAK | W | 1 | 2.70 | 6 | 0 | 0 | 0 | 6.2 | 6 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 27 | 0 |
| 11 | | D. Hernandez | 8/6/2009 | 2009 | BAL | @ |  DET | L | 1 | 15.00 | 1 | 0 | 0 | 0 | 3.0 | 7 | 5 | 5 | 1 | 2 | 0 | 0 | 0 | 18 | 0 |
| 12 | | D. Hernandez | 8/1/2009 | 2009 | BAL | vs | BOS | L | 1 | 4.15 | 4 | 0 | 0 | 0 | 4.1 | 7 | 2 | 2 | 2 | 4 | 0 | 0 | 0 | 23 | 0 |
| 13 | | D. Hernandez | 7/26/2009 | 2009 | BAL | @ | BOS | W | 1 | 1.29 | 2 | 0 | 0 | 0 | 7.0 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 26 | 0 |
| 14 | | D. Hernandez | 7/20/2009 | 2009 | BAL | @ | NYY | 1 | 1.50 | 4 | 0 | 0 | 0 | 6.0 | 3 | 1 | 1 | 1 | 3 | 0 | 0 | 0 | 24 | 0 | |
| 15 | | D. Hernandez | 7/8/2009 | 2009 | BAL | @ |  SEA | 1 | 3.00 | 3 | 0 | 0 | 0 | 6.0 | 5 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 25 | 0 | |
| 16 | | D. Hernandez | 7/3/2009 | 2009 | BAL | @ | LAA | W | 1 | 4.05 | 2 | 0 | 0 | 0 | 6.2 | 6 | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 28 | 0 |
| 17 | | D. Hernandez | 6/28/2009 | 2009 | BAL | vs |  WSH | L | 1 | 4.76 | 3 | 0 | 0 | 0 | 5.2 | 8 | 3 | 3 | 1 | 3 | 0 | 0 | 0 | 26 | 0 |
| 18 | | D. Hernandez | 6/6/2009 | 2009 | BAL | @ | OAK | 0 | 0.00 | 4 | 0 | 0 | 0 | 2.2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 1 | |
| 19 | | D. Hernandez | 6/2/2009 | 2009 | BAL | @ | SEA | L | 1 | 8.44 | 2 | 0 | 0 | 0 | 5.1 | 10 | 5 | 5 | 0 | 1 | 0 | 0 | 0 | 27 | 0 |
| 20 | | D. Hernandez | 5/28/2009 | 2009 | BAL | vs | DET | W | 1 | 1.59 | 3 | 0 | 0 | 0 | 5.2 | 5 | 1 | 1 | 0 | 4 | 0 | 0 | 0 | 25 | 0 |
| Total | 19 | 5.42 | 68 | 0 | 0 | 0 | 101.1 | 118 | 61 | 62 | 27 | 46 | 1 | 0 | 0 | 462 | 3 |
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