Iglesias, Raisel
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 | 3.44 |
| ERA current pace | 1.08 |
| ERA rolling p50 | 2.86 |
| Observed weight | 25% |
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 | 47.9% | 112 | 102 | limited sample |
| CH | 33.8% | 79 | 105 | limited sample |
| SI | 15.0% | 35 | 108 | limited sample |
| SL | 3.4% | 8 | 96 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
Current-season signal
| ERA Δ | -2.35 |
| K% Δ | +0.079 |
| Sample | 20.3 IP |
Point projection and range
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 41.4 | -- | -- |
| Batters Faced | 163 | -- | -- |
| K% | 25.4% | 19.1% to 35.4% | +/- 8.1% |
| BB% | 7.2% | 4.5% to 10.8% | +/- 3.2% |
| Whiff% | 26.9% | 23.7% to 34.2% | +/- 5.3% |
| HR/9 | 1.02 | 0.43 to 1.72 | +/- 0.65 |
| xwOBA Against | 0.296 | 0.236 to 0.331 | +/- 0.047 |
| Barrel% Allowed | 7.5% | 3.5% to 10.7% | +/- 3.6% |
| ERA | 3.43 | 1.24 to 5.21 | +/- 1.99 |
| FIP | 3.44 | 2.42 to 4.87 | +/- 1.23 |
| WHIP | 1.092 | 0.809 to 1.459 | +/- 0.325 |
1474 career BF
| xwOBA | 0.248 |
| K% | 25.6% |
| BB% | 6.7% |
| Barrel | 6.0% |
1601 career BF
| xwOBA | 0.246 |
| K% | 26.7% |
| BB% | 5.3% |
| Barrel | 6.9% |