Yao Wen Chang
Seattle Mariners (R)P
Age: 36
Bats/Throws: R/R
6'2" / 202
DOB: 10/31/1990
(36 years, 3 days)
P
Player Dashboard:
News Settings
Article Source
All
FG
RG
Show
News Settings
Article Source
All
FG
RG
Show
Quick Links
More
Stats
Stat Groups:
Select
You can shift + click on full MLB seasons in Season Stats and games in Game Logs to select spans for aggregate stats. Read more here
Heat Map:
Off
On
Minor Leagues
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 17 | 0 | 2 | 0 | 15 | 1 | 20.1 | 7.97 | 9.74 | 0.89 | .290 | 67.1% | 53.3% | 8.7% | 5.75 | 7.46 | 6.83 | ||||||
| 2009 | SEA | R | 18 | 0 | 6 | 0 | 13 | 9 | 44.1 | 6.09 | 3.45 | 1.42 | .350 | 51.2% | 51.9% | 12.1% | 5.89 | 5.71 | 4.88 | ||||||
| 2009 | SEA | R | 18 | 0 | 0 | 0 | 1 | 0 | 4.1 | 12.46 | 4.15 | 4.15 | .533 | 21.7% | 35.3% | 28.6% | 20.77 | 8.95 | 4.05 | ||||||
| 2009 | SEA | MiLB | 18 | 0 | 6 | 0 | 14 | 9 | 48.2 | 6.66 | 3.51 | 1.66 | .366 | 47.9% | 50.3% | 13.8% | 7.21 | 6.00 | 4.81 | ||||||
| 2010 | SEA | R | 19 | 0 | 0 | 1 | 11 | 0 | 19.2 | 9.15 | 2.75 | 1.83 | .431 | 50.8% | 38.2% | 14.8% | 10.07 | 5.54 | 4.11 | ||||||
| 2012 | SEA | R | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 0.00 | 9.00 | 0.00 | .250 | 50.0% | 50.0% | 0.0% | 9.00 | 7.38 | 8.08 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 17 | 0 | 2 | 0 | 15 | 1 | 20.1 | 7.97 | 9.74 | 0.89 | .290 | 67.1% | 53.3% | 8.7% | 5.75 | 7.46 | 6.83 | ||||||
| 2009 | SEA | R | 18 | 0 | 6 | 0 | 13 | 9 | 44.1 | 6.09 | 3.45 | 1.42 | .350 | 51.2% | 51.9% | 12.1% | 5.89 | 5.71 | 4.88 | ||||||
| 2009 | SEA | R | 18 | 0 | 0 | 0 | 1 | 0 | 4.1 | 12.46 | 4.15 | 4.15 | .533 | 21.7% | 35.3% | 28.6% | 20.77 | 8.95 | 4.05 | ||||||
| 2009 | SEA | MiLB | 18 | 0 | 6 | 0 | 14 | 9 | 48.2 | 6.66 | 3.51 | 1.66 | .366 | 47.9% | 50.3% | 13.8% | 7.21 | 6.00 | 4.81 | ||||||
| 2010 | SEA | R | 19 | 0 | 0 | 1 | 11 | 0 | 19.2 | 9.15 | 2.75 | 1.83 | .431 | 50.8% | 38.2% | 14.8% | 10.07 | 5.54 | 4.11 | ||||||
| 2012 | SEA | R | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 0.00 | 9.00 | 0.00 | .250 | 50.0% | 50.0% | 0.0% | 9.00 | 7.38 | 8.08 |
Minor Leagues
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 0 | 2 | 5.75 | 15 | 1 | 0 | 0 | 0 | 1 | 0 | 20.1 | 108 | 20 | 17 | 13 | 2 | 22 | 1 | 4 | 8 | 1 | 18 | |
| 2009 | SEA | R | 0 | 6 | 5.89 | 13 | 9 | 0 | 0 | 0 | 0 | 0 | 44.1 | 214 | 62 | 45 | 29 | 7 | 17 | 0 | 3 | 6 | 1 | 30 | |
| 2009 | SEA | R | 0 | 0 | 20.77 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 25 | 10 | 10 | 10 | 2 | 2 | 0 | 0 | 0 | 1 | 6 | |
| 2009 | SEA | MiLB | 0 | 6 | 7.21 | 14 | 9 | 0 | 0 | 0 | 0 | 0 | 48.2 | 239 | 72 | 55 | 39 | 9 | 19 | 0 | 3 | 6 | 2 | 36 | |
| 2010 | SEA | R | 0 | 0 | 10.07 | 11 | 0 | 0 | 0 | 1 | 0 | 0 | 19.2 | 98 | 32 | 23 | 22 | 4 | 6 | 0 | 3 | 3 | 0 | 20 | |
| 2012 | SEA | R | 0 | 0 | 9.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 |
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 0 | 2 | 5.75 | 15 | 1 | 0 | 0 | 0 | 1 | 0 | 20.1 | 108 | 20 | 17 | 13 | 2 | 22 | 1 | 4 | 8 | 1 | 18 | |
| 2009 | SEA | R | 0 | 6 | 5.89 | 13 | 9 | 0 | 0 | 0 | 0 | 0 | 44.1 | 214 | 62 | 45 | 29 | 7 | 17 | 0 | 3 | 6 | 1 | 30 | |
| 2009 | SEA | R | 0 | 0 | 20.77 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 25 | 10 | 10 | 10 | 2 | 2 | 0 | 0 | 0 | 1 | 6 | |
| 2009 | SEA | MiLB | 0 | 6 | 7.21 | 14 | 9 | 0 | 0 | 0 | 0 | 0 | 48.2 | 239 | 72 | 55 | 39 | 9 | 19 | 0 | 3 | 6 | 2 | 36 | |
| 2010 | SEA | R | 0 | 0 | 10.07 | 11 | 0 | 0 | 0 | 1 | 0 | 0 | 19.2 | 98 | 32 | 23 | 22 | 4 | 6 | 0 | 3 | 3 | 0 | 20 | |
| 2012 | SEA | R | 0 | 0 | 9.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 |
Minor LeaguesAverages
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 7.97 | 9.74 | 0.82 | 0.89 | 16.7% | 20.4% | -3.7% | .244 | 2.07 | .290 | 67.1% | 132 | 171 | 7.46 | ||||
| 2009 | SEA | R | 6.09 | 3.45 | 1.76 | 1.42 | 14.0% | 7.9% | 6.1% | .320 | 1.78 | .350 | 51.2% | 138 | 135 | 5.71 | ||||
| 2009 | SEA | R | 12.46 | 4.15 | 3.00 | 4.15 | 24.0% | 8.0% | 16.0% | .435 | 2.77 | .533 | 21.7% | 494 | 209 | 8.95 | ||||
| 2009 | SEA | MiLB | 6.66 | 3.51 | 1.89 | 1.66 | 15.1% | 7.9% | 7.1% | .332 | 1.87 | .366 | 47.9% | 170 | 142 | 6.00 | ||||
| 2010 | SEA | R | 9.15 | 2.75 | 3.33 | 1.83 | 20.4% | 6.1% | 14.3% | .360 | 1.93 | .431 | 50.8% | 252 | 140 | 5.54 | ||||
| 2012 | SEA | R | 0.00 | 9.00 | 0.00 | 0.00 | 0.0% | 20.0% | -20.0% | .250 | 2.00 | .250 | 50.0% | 191 | 159 | 7.38 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 7.97 | 9.74 | 0.82 | 0.89 | 16.7% | 20.4% | -3.7% | .244 | 2.07 | .290 | 67.1% | 132 | 171 | 7.46 | ||||
| 2009 | SEA | R | 6.09 | 3.45 | 1.76 | 1.42 | 14.0% | 7.9% | 6.1% | .320 | 1.78 | .350 | 51.2% | 138 | 135 | 5.71 | ||||
| 2009 | SEA | R | 12.46 | 4.15 | 3.00 | 4.15 | 24.0% | 8.0% | 16.0% | .435 | 2.77 | .533 | 21.7% | 494 | 209 | 8.95 | ||||
| 2009 | SEA | MiLB | 6.66 | 3.51 | 1.89 | 1.66 | 15.1% | 7.9% | 7.1% | .332 | 1.87 | .366 | 47.9% | 170 | 142 | 6.00 | ||||
| 2010 | SEA | R | 9.15 | 2.75 | 3.33 | 1.83 | 20.4% | 6.1% | 14.3% | .360 | 1.93 | .431 | 50.8% | 252 | 140 | 5.54 | ||||
| 2012 | SEA | R | 0.00 | 9.00 | 0.00 | 0.00 | 0.0% | 20.0% | -20.0% | .250 | 2.00 | .250 | 50.0% | 191 | 159 | 7.38 |
Minor Leagues
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 1.39 | 8.3% | 53.3% | 38.3% | 17.4% | 8.7% | 49.2% | 20.6% | 30.2% | 157 | 6.83 | |||||||||
| 2009 | SEA | R | 1.40 | 10.9% | 51.9% | 37.2% | 6.9% | 12.1% | 50.6% | 23.2% | 26.2% | 120 | 4.88 | |||||||||
| 2009 | SEA | R | 0.86 | 23.5% | 35.3% | 41.2% | 14.3% | 28.6% | 23.5% | 47.1% | 29.4% | 93 | 4.05 | |||||||||
| 2009 | SEA | MiLB | 1.34 | 12.1% | 50.3% | 37.6% | 7.7% | 13.8% | 48.1% | 25.4% | 26.5% | 117 | 4.81 | |||||||||
| 2010 | SEA | R | 0.96 | 22.1% | 38.2% | 39.7% | 18.5% | 14.8% | 43.5% | 24.6% | 31.9% | 108 | 4.11 | |||||||||
| 2012 | SEA | R | 2.00 | 25.0% | 50.0% | 25.0% | 100.0% | 0.0% | 50.0% | 25.0% | 25.0% | 171 | 8.08 |
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 1.39 | 8.3% | 53.3% | 38.3% | 17.4% | 8.7% | 49.2% | 20.6% | 30.2% | 157 | 6.83 | |||||||||
| 2009 | SEA | R | 1.40 | 10.9% | 51.9% | 37.2% | 6.9% | 12.1% | 50.6% | 23.2% | 26.2% | 120 | 4.88 | |||||||||
| 2009 | SEA | R | 0.86 | 23.5% | 35.3% | 41.2% | 14.3% | 28.6% | 23.5% | 47.1% | 29.4% | 93 | 4.05 | |||||||||
| 2009 | SEA | MiLB | 1.34 | 12.1% | 50.3% | 37.6% | 7.7% | 13.8% | 48.1% | 25.4% | 26.5% | 117 | 4.81 | |||||||||
| 2010 | SEA | R | 0.96 | 22.1% | 38.2% | 39.7% | 18.5% | 14.8% | 43.5% | 24.6% | 31.9% | 108 | 4.11 | |||||||||
| 2012 | SEA | R | 2.00 | 25.0% | 50.0% | 25.0% | 100.0% | 0.0% | 50.0% | 25.0% | 25.0% | 171 | 8.08 |
Minor Leagues
MLB F-Strike%, SwStr%, CStr%, CSW% are from the Sports Info Solution data source.
All MiLB and Pace data are from Statcast.
All MiLB and Pace data are from Statcast.
Minor LeaguesAverages
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 46.1% | 69.3% | 15.7% | 14.2% | 8.2% | 22.4% | |||||||||
| 2009 | SEA | R | 70.6% | 67.6% | 15.4% | 22.9% | 4.0% | 26.8% | |||||||||
| 2009 | SEA | R | 80.0% | 47.2% | 24.0% | 42.2% | 0.0% | 42.2% | |||||||||
| 2009 | SEA | MiLB | 71.7% | 65.0% | 16.3% | 25.1% | 3.5% | 28.6% | |||||||||
| 2010 | SEA | R | 71.0% | 61.7% | 20.4% | 27.2% | 8.6% | 35.8% | |||||||||
| 2012 | SEA | R | 50.0% | 100.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | SEA | R | 46.1% | 69.3% | 15.7% | 14.2% | 8.2% | 22.4% | |||||||||
| 2009 | SEA | R | 70.6% | 67.6% | 15.4% | 22.9% | 4.0% | 26.8% | |||||||||
| 2009 | SEA | R | 80.0% | 47.2% | 24.0% | 42.2% | 0.0% | 42.2% | |||||||||
| 2009 | SEA | MiLB | 71.7% | 65.0% | 16.3% | 25.1% | 3.5% | 28.6% | |||||||||
| 2010 | SEA | R | 71.0% | 61.7% | 20.4% | 27.2% | 8.6% | 35.8% | |||||||||
| 2012 | SEA | R | 50.0% | 100.0% | 0.0% | 0.0% | 0.0% | 0.0% |
