Late-inning arm with usable miss-bat shape
Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.
| ERA preseason | 3.63 |
| ERA current pace | 3.00 |
| ERA rolling p50 | 3.45 |
| Observed weight | 29% |
100th = best in MLB.
Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.
Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.
Live snapshot series; true 50/100 PA windows require PA-level logs
Aggregate zone metrics from seasonal Statcast leaderboards.
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 |
|---|---|---|---|---|
| SI | 69.9% | 181 | 99 | limited sample |
| SL | 24.7% | 64 | 106 | limited sample |
| FB | 5.4% | 14 | 106 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
| ERA Δ | -0.89 |
| K% Δ | -0.041 |
| Sample | 22.7 IP |
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 38.2 | -- | -- |
| Batters Faced | 162 | -- | -- |
| K% | 18.6% | 12.9% to 26.8% | +/- 7.0% |
| BB% | 7.2% | 4.3% to 11.1% | +/- 3.4% |
| Whiff% | 20.0% | 16.4% to 26.3% | +/- 4.9% |
| HR/9 | 1.10 | 0.41 to 1.85 | +/- 0.72 |
| xwOBA Against | 0.322 | 0.249 to 0.372 | +/- 0.061 |
| Barrel% Allowed | 7.6% | 3.6% to 11.5% | +/- 4.0% |
| ERA | 3.89 | 2.27 to 6.25 | +/- 1.99 |
| FIP | 4.13 | 2.62 to 5.27 | +/- 1.32 |
| WHIP | 1.326 | 1.053 to 1.721 | +/- 0.334 |
| xwOBA | 0.306 |
| K% | 15.1% |
| BB% | 7.6% |
| Barrel | 7.3% |
| xwOBA | 0.277 |
| K% | 18.3% |
| BB% | 5.6% |
| Barrel | 7.2% |
