Andrews, Tanner
Late-inning arm with usable miss-bat shape
Preseason / current pace / Bayesian update
Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.
| ERA preseason | 4.48 |
| ERA current pace | 0.00 |
| ERA rolling p50 | 4.29 |
| Observed weight | 4% |
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 | 64.0% | 16 | 90 | limited sample |
| SL | 36.0% | 9 | 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 | 32.1 | -- | -- |
| Batters Faced | 143 | -- | -- |
| K% | 20.7% | 0.1% to 20.7% | +/- 10.3% |
| BB% | 8.6% | 0.1% to 9.2% | +/- 4.5% |
| Whiff% | 22.1% | 1.2% to 26.6% | +/- 12.7% |
| HR/9 | 1.35 | 0.00 to 1.58 | +/- 0.79 |
| xwOBA Against | 0.290 | 0.001 to 0.347 | +/- 0.173 |
| Barrel% Allowed | 7.2% | 0.1% to 9.6% | +/- 4.7% |
| ERA | 4.69 | 2.17 to 6.85 | +/- 2.34 |
| FIP | 3.90 | 0.27 to 6.35 | +/- 3.04 |
| WHIP | 1.235 | 0.221 to 1.449 | +/- 0.614 |
2 career BF
| xwOBA | 0.005 |
| K% | 0.9% |
| BB% | 0.9% |
| Barrel | 0.1% |
2 career BF
| xwOBA | 0.004 |
| K% | 0.9% |
| BB% | 0.7% |
| Barrel | 0.1% |