David Robertson Pitch F/X Report, 2009 Season
Fastballs:
| Fastball/Four Seamer | Two Seamer |
Cutter | Sinker |
|---|
| Velocity | Total thrown | Percent |
Velocity | Total thrown | Percent |
Velocity | Total thrown | Percent |
Velocity | Total thrown | Percent |
| 91.8 |
590 |
0.69 |
92.3 |
3 |
0.00 |
0.0 |
0 |
0.00 |
0.0 |
0 |
0.00 |
Breaking Balls:
| Slider | Curveball |
|---|
| Velocity | Total thrown | Percent |
Velocity | Total thrown | Percent |
| 87.8 |
32 |
0.04 |
81.8 |
212 |
0.25 |
Changing Speeds:
| Changeup | Splitter | Knuckleball |
|---|
| Velocity | Total thrown | Percent |
Velocity | Total thrown | Percent |
Velocity | Total thrown | Percent |
| 85.2 |
18 |
0.02 |
0.0 |
0 |
0.00 |
0.0 |
0 |
0.00 |
Fastball Velocity by month:
| April | May | June | July | August | September |
|---|
| 89.9 |
90.3 |
91.1 |
91.5 |
93.1 |
93.2 |
Pitch F/X data and pitch classifications are from from MLB Advanced Media.