De Jesus, Enmanuel
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 | 3.94 |
| ERA current pace | 5.91 |
| ERA rolling p50 | 4.56 |
| Observed weight | 31% |
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 | 38.0% | 149 | 104 | limited sample |
| CH | 21.9% | 86 | 101 | limited sample |
| FC | 18.4% | 72 | 103 | limited sample |
| SI | 12.5% | 49 | 112 | limited sample |
| SL | 9.2% | 36 | 100 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
Current-season signal
| ERA Δ | +0.95 |
| K% Δ | +0.014 |
| Sample | 24.3 IP |
Point projection and range
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 33.5 | -- | -- |
| Batters Faced | 149 | -- | -- |
| K% | 20.6% | 2.8% to 22.8% | +/- 10.0% |
| BB% | 8.9% | 0.1% to 10.4% | +/- 5.2% |
| Whiff% | 22.5% | 5.3% to 27.3% | +/- 11.0% |
| HR/9 | 1.38 | 0.00 to 1.57 | +/- 0.79 |
| xwOBA Against | 0.334 | 0.038 to 0.377 | +/- 0.170 |
| Barrel% Allowed | 7.7% | 0.6% to 11.1% | +/- 5.2% |
| ERA | 4.96 | 0.15 to 6.00 | +/- 2.92 |
| FIP | 4.51 | 0.77 to 6.42 | +/- 2.82 |
| WHIP | 1.368 | 0.262 to 1.567 | +/- 0.652 |
20 career BF
| xwOBA | 0.071 |
| K% | 3.9% |
| BB% | 2.0% |
| Barrel | 2.1% |
31 career BF
| xwOBA | 0.078 |
| K% | 3.6% |
| BB% | 2.2% |
| Barrel | 2.6% |