Justin Masterson
| 23-year-old Pitcher |
| Boston Red Sox |
| Date of Birth: March 22, 1985 |
| Height: 6-6 Weight: 250 |
| Bats/Throws: R/R |
Basic Statistics
| Basic Statistics | ||||||||||||||||||
| Year | Age | Team | G | W | L | IP | TBF | H | 2B | 3B | HR | R | ER | BB | K | ERA | RA9 | |
| 2006 | 21 | A- | Lowell | 14 | 3 | 1 | 31.2 | 120 | 20 | 2 | 0 | 0 | 4 | 3 | 2 | 33 | 0.85 | 1.14 |
| 2007 | 22 | A+ | Lancaster | 17 | 8 | 5 | 95.2 | 410 | 103 | 21 | 7 | 4 | 56 | 47 | 22 | 56 | 4.42 | 5.27 |
| 2007 | 22 | AA | Portland | 10 | 4 | 3 | 58.0 | 239 | 49 | 10 | 2 | 4 | 29 | 28 | 18 | 59 | 4.34 | 4.50 |
| 2008 | 23 | AA | Portland | 7 | 1 | 2 | 32.1 | 140 | 29 | 4 | 1 | 0 | 15 | 12 | 14 | 34 | 3.34 | 4.18 |
| 2008 | 23 | MLB | Boston | 1 | 0 | 0 | 6.0 | 23 | 2 | 0 | 0 | 1 | 1 | 1 | 4 | 4 | 1.50 | 1.50 |
| Extended Statistics | ||||||||||
| Year | Age | Team | BB/PA | K/PA | BABIP | GB% | HR/Air | FIP | BsRA9 | |
| 2006 | 21 | A- | Lowell | 1.7% | 27.5% | .244 | 74% | 0% | 1.69 | 1.22 |
| 2007 | 22 | A+ | Lancaster | 5.4% | 13.7% | .313 | 54% | 3% | 4.04 | 3.95 |
| 2007 | 22 | AA | Portland | 7.5% | 24.7% | .290 | 66% | 7% | 3.18 | 3.35 |
| 2008 | 23 | AA | Portland | 10.0% | 24.3% | .326 | 71% | 0% | 2.68 | 3.06 |
| 2008 | 23 | MLB | Boston | 17.4% | 17.4% | .71 | 73% | 25% | 5.84 | 3.24 |
Longitudinal Trends
The above graph represents 15-day averages over the past couple years.
Available graphs for Masterson: BB/PA, SO/PA, and ERA
Extended Statistics
2008: Boston | 2008: Portland | 2007: Portland
| Split Statistics with Boston in 2008 | |||||||
| Split | IP | TBF | BB/PA | K/PA | BABIP | GB% | ERA |
| April | 6.0 | 23 | 17.4% | 17.4% | .71 | 73% | 1.50 |
| HOME | 6.0 | 23 | 17.4% | 17.4% | .71 | 73% | 1.50 |
Batted Ball Chart
Game Log
| Date | Level | IP | R | ER | H | 2B | 3B | HR | SO | BB | |
| May 10 | AA | vs. Bowie | 4.2 | 5 | 2 | 6 | 0 | 0 | 0 | 0 | 4 |
| May 5 | AA | vs. New Hampshire | 5.1 | 4 | 4 | 4 | 0 | 1 | 0 | 6 | 2 |
| April 30 | AA | @ Bowie | 3.1 | 4 | 4 | 5 | 1 | 0 | 0 | 5 | 3 |
| April 24 | MLB | vs. LA Angels | 6.0 | 1 | 1 | 2 | 0 | 0 | 1 | 4 | 4 |
| April 19 | AA | @ Binghamton | 5.0 | 0 | 0 | 4 | 0 | 0 | 0 | 10 | 2 |
| April 14 | AA | vs. Connecticut | 5.0 | 2 | 2 | 5 | 2 | 0 | 0 | 3 | 3 |
| April 8 | AA | @ Connecticut | 5.0 | 0 | 0 | 2 | 0 | 0 | 0 | 7 | 0 |
| April 3 | AA | @ New Britain | 4.0 | 0 | 0 | 3 | 1 | 0 | 0 | 3 | 0 |
Player Notes
May 2008
MVN: Fire Brand of the American League: POLL: Justin Masterson?s roleWhat should the plan be for Justin Masterson?
April 2008
Sox Prospects: Masterson to BostonSox Prospects: Masterson to Portland, Corey back to Boston
RHP Justin Masterson was optioned back to AA Portland after his start today against the Angels.
Minor League Ball: Prospect Smackdown: Justin Masterson vs. Michael Bowden
Prospect Smackdown: Justin Masterson vs.
MILB.com: Masterson finally gets first 'W'
Justin Masterson had a career-high 10 strikeouts over five shutout innings Saturday as Portland beat Binghamto...
Baseball America Blog: Masterson Sinking In With Portland
If Double-A righthander Justin Masterson keeps pitching the way he’s pitched so far this season, he migh...