Ashcraft, Braxton
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 | 3.97 |
| ERA current pace | 2.75 |
| ERA rolling p50 | 3.27 |
| Observed weight | 57% |
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
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 | 33.0% | 333 | 107 | qualified |
| CB | 25.8% | 261 | 105 | qualified |
| SL | 25.4% | 257 | 106 | qualified |
| SI | 15.7% | 159 | 106 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
Current-season signal
| ERA Δ | -1.46 |
| K% Δ | +0.049 |
| Sample | 79.3 IP |
positive regression
Point projection and range
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 68.3 | -- | -- |
| Batters Faced | 297 | -- | -- |
| K% | 22.9% | 20.0% to 30.7% | +/- 5.3% |
| BB% | 8.4% | 5.9% to 11.3% | +/- 2.7% |
| Whiff% | 23.3% | 20.5% to 29.1% | +/- 4.3% |
| HR/9 | 0.97 | 0.22 to 1.46 | +/- 0.62 |
| xwOBA Against | 0.306 | 0.274 to 0.336 | +/- 0.031 |
| Barrel% Allowed | 6.7% | 3.6% to 9.0% | +/- 2.7% |
| ERA | 4.21 | 2.33 to 5.33 | +/- 1.50 |
| FIP | 3.52 | 2.67 to 5.03 | +/- 1.18 |
| WHIP | 1.363 | 1.082 to 1.704 | +/- 0.311 |
128 career BF
| xwOBA | 0.271 |
| K% | 21.4% |
| BB% | 8.7% |
| Barrel | 4.8% |
165 career BF
| xwOBA | 0.262 |
| K% | 21.6% |
| BB% | 6.0% |
| Barrel | 4.7% |