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 | 8 | 1 | 3 | 38.1 | 169 | 38 | 6 | 2 | 0 | 22 | 19 | 16 | 37 | 4.46 | 5.17 |
| 2008 | 23 | AAA | Pawtucket | 4 | 1 | 0 | 9.1 | 35 | 6 | 0 | 0 | 1 | 4 | 3 | 1 | 8 | 2.89 | 3.86 |
| 2008 | 23 | MLB | Boston | 36 | 6 | 5 | 88.1 | 365 | 68 | 14 | 0 | 10 | 31 | 31 | 40 | 68 | 3.16 | 3.16 |
| 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 | 9.5% | 21.9% | .339 | 69% | 0% | 2.81 | 3.44 |
| 2008 | 23 | AAA | Pawtucket | 2.9% | 22.9% | .200 | 50% | 8% | 3.34 | 2.43 |
| 2008 | 23 | MLB | Boston | 11.0% | 18.6% | .248 | 56% | 9% | 4.73 | 3.86 |
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: Pawtucket | 2008: 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 |
| May | 6.1 | 24 | 12.5% | 20.8% | .200 | 64% | 1.42 |
| June | 35.2 | 154 | 12.3% | 18.2% | .229 | 49% | 4.54 |
| July | 12.1 | 54 | 3.7% | 13.0% | .308 | 54% | 3.65 |
| August | 15.1 | 62 | 9.7% | 22.6% | .341 | 57% | 1.76 |
| September | 12.2 | 48 | 12.5% | 20.8% | .207 | 66% | 2.13 |
| AWAY | 39.0 | 168 | 11.3% | 19.6% | .233 | 55% | 3.23 |
| HOME | 49.1 | 197 | 10.7% | 17.8% | .260 | 56% | 3.10 |
Batted Ball Chart
Game Log
| Date | Level | IP | R | ER | H | 2B | 3B | HR | SO | BB | |
| September 28 | MLB | vs. NY Yankees | 2.0 | 1 | 1 | 3 | 0 | 0 | 0 | 1 | 0 |
| September 25 | MLB | vs. Cleveland | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| September 23 | MLB | vs. Cleveland | 0.2 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 1 |
| September 22 | MLB | vs. Cleveland | 1.2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| September 20 | MLB | @ Toronto | 1.0 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 |
| September 16 | MLB | @ Tampa Bay | 0.1 | 1 | 1 | 2 | 0 | 0 | 0 | 1 | 1 |
| September 13 | MLB | vs. Toronto | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| September 10 | MLB | vs. Tampa Bay | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
| September 5 | MLB | @ Texas | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| September 3 | MLB | vs. Baltimore | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
Player Notes
June 2008
Sox Prospects: Masterson to make third Sox startAs expected RHP Justin Masterson has been recalled and will pitch for the Sox tonight against Tampa Bay (vs.
May 2008
The Hardball Times: THT Live:Might Masterson return as a reliever?A bit of speculation from the Providence Journal about young Red Sox hurler Justin Masterson.
Sox Prospects: Masterson to Pawtucket
As expected, RHP Justin Masterson was returned to the minors after Tuesday night's win over Kansas City and wa...
Sox Prospects: Masterson, Colon to start against Royals
RHP Justin Masterson will be called up and start for the Red Sox against the Royals Tuesday (vs.
April 2008
Minor League Ball: Prospect Smackdown: Justin Masterson vs. Michael BowdenProspect Smackdown: Justin Masterson vs.
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...