Model read
Projection notes
1
templated note
Home park trims some of the raw HR output despite the underlying power.
2
templated note
Age-31 season adds a little downside to the power band.
Hitter projection / SEA · 2026
Mastrobuoni, Miles
Veteran bat leaning on contact and approach
Team SEA
Archetype Ground-ball contact
Age 31
Status Healthy / active roster
Rolling projection
Preseason / current pace / Bayesian update
Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.
| xwOBA preseason | 0.313 |
| xwOBA current pace | 0.172 |
| xwOBA rolling p50 | 0.311 |
| Observed weight | 1% |
xwOBA
0.257
0.283
0.311
0.340
0.365
wOBA
0.000
0.122
0.300
0.478
0.639
ISO
0.016
0.053
0.094
0.135
0.172
K%
12.8%
15.6%
18.8%
21.9%
24.7%
Current percentile strip
Actual percentile with projection tick
100th = best in MLB.
Insufficient sample
Percentile strips appear after the current-season sample clears the threshold.
Rolling form chart
xwOBA allowed snapshot line
Live snapshot series; true 50/100 PA windows require PA-level logs
No chart yet
No Live State xwOBA snapshots are available for this player.
Spray profile
Field-coordinate spray profile
146 Statcast batted-ball coordinates from the pitch-event feed (2026, 2025). Direction profile remains as the v1 context layer when coordinate density is limited.
All BIP
Singles
Doubles
Triples
HR
vs LHP
vs RHP
Home / Away
Bat tracking
Swing path, attack angle, bat speed
No bat-tracking aggregate is available for this hitter. The full swing, with the recommended path overlaid, lives in the 3D Swing Simulator.
No bat tracking
No Savant bat-tracking aggregate is available for this hitter.
Zone profile
Aggregate zone heatmap
Aggregate zone metrics from seasonal Statcast leaderboards.
Live context
Current-season signal
No Live State delta is available for this player yet.
Projection table
Point projection and range
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Plate Appearances | 312 | -- | -- |
| Home Runs | 4 | -- | -- |
| Stolen Bases | 0 | -- | -- |
| xwOBA | 0.310 | 0.251 to 0.360 | +/- 0.055 |
| ISO | 0.082 | 0.016 to 0.174 | +/- 0.079 |
| Barrel% | 2.2% | 0.7% to 4.6% | +/- 1.9% |
| Hard-Hit% | 33.7% | 26.8% to 45.2% | +/- 9.2% |
| K% | 19.0% | 14.7% to 26.7% | +/- 6.0% |
| BB% | 8.2% | 4.9% to 11.6% | +/- 3.4% |
| BABIP | 0.282 | 0.230 to 0.346 | +/- 0.058 |
vs LHP
72 career PA
| xwOBA | 0.169 |
| K% | 13.5% |
| BB% | 4.5% |
| Barrel | 1.4% |
vs RHP
480 career PA
| xwOBA | 0.194 |
| K% | 11.1% |
| BB% | 6.0% |
| Barrel | 1.2% |