Thornton, Trent
Run-prevention profile built on workable command
Preseason / current pace / Bayesian update
Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.
| ERA preseason | 3.63 |
| ERA current pace | 2.79 |
| ERA rolling p50 | 3.48 |
| Observed weight | 18% |
Actual percentile with projection tick
100th = best in MLB.
Stuff+ and arsenal context
Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.
Arsenal optimization map
Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.
xwOBA allowed snapshot line
Live snapshot series; true 50/100 PA windows require PA-level logs
No Live State xwOBA snapshots are available for this player.
Aggregate zone heatmap
Aggregate zone metrics from seasonal Statcast leaderboards.
Usage mix, movement map, and Stuff+ composition
2026 pitch-level arsenal aggregates; current season takes over after 100 tracked pitches across at least 2 pitch types. Descriptive pitch-type Stuff+ composition. Not a promoted predictive metric.
| Pitch | Usage | Pitches | Stuff+ | Status |
|---|---|---|---|---|
| FB | 32.6% | 57 | 104 | limited sample |
| FC | 23.4% | 41 | 101 | limited sample |
| SL | 17.7% | 31 | 92 | limited sample |
| CB | 16.0% | 28 | 106 | limited sample |
| SI | 10.3% | 18 | 86 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
Current-season signal
No Live State delta is available for this player yet.
Point projection and range
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 37.9 | -- | -- |
| Batters Faced | 161 | -- | -- |
| K% | 21.2% | 16.4% to 30.0% | +/- 6.8% |
| BB% | 6.8% | 3.8% to 10.7% | +/- 3.5% |
| Whiff% | 21.2% | 17.5% to 27.7% | +/- 5.1% |
| HR/9 | 1.37 | 0.49 to 2.16 | +/- 0.83 |
| xwOBA Against | 0.314 | 0.249 to 0.372 | +/- 0.061 |
| Barrel% Allowed | 7.6% | 3.7% to 10.8% | +/- 3.5% |
| ERA | 4.09 | 2.37 to 6.43 | +/- 2.03 |
| FIP | 3.88 | 2.76 to 5.58 | +/- 1.41 |
| WHIP | 1.226 | 1.014 to 1.601 | +/- 0.294 |
821 career BF
| xwOBA | 0.290 |
| K% | 20.6% |
| BB% | 6.5% |
| Barrel | 6.8% |
1000 career BF
| xwOBA | 0.277 |
| K% | 20.2% |
| BB% | 5.1% |
| Barrel | 6.4% |