Harvey, Hunter
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 | 3.31 |
| ERA current pace | 6.75 |
| ERA rolling p50 | 3.66 |
| Observed weight | 10% |
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 | 74.5% | 38 | 118 | limited sample |
| SL | 19.6% | 10 | 109 | limited sample |
| CB | 5.9% | 3 | 104 | 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 | 34.9 | -- | -- |
| Batters Faced | 143 | -- | -- |
| K% | 25.9% | 18.5% to 34.6% | +/- 8.1% |
| BB% | 7.1% | 3.7% to 10.8% | +/- 3.5% |
| Whiff% | 25.7% | 19.1% to 33.1% | +/- 7.0% |
| HR/9 | 0.97 | 0.55 to 1.90 | +/- 0.67 |
| xwOBA Against | 0.281 | 0.230 to 0.346 | +/- 0.058 |
| Barrel% Allowed | 8.1% | 3.7% to 12.3% | +/- 4.3% |
| ERA | 2.98 | 1.87 to 5.66 | +/- 1.89 |
| FIP | 2.95 | 2.28 to 5.79 | +/- 1.75 |
| WHIP | 1.094 | 0.885 to 1.463 | +/- 0.289 |
362 career BF
| xwOBA | 0.284 |
| K% | 23.1% |
| BB% | 5.9% |
| Barrel | 7.3% |
432 career BF
| xwOBA | 0.272 |
| K% | 26.2% |
| BB% | 5.1% |
| Barrel | 7.9% |