Mithrandir Metrics
WSH 2026-06-06 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-06-06

Jacob Young

WSH · Hitter · bats R · age 27
IN · 7 Negative regression Pitcher-Friendly
MatchupWSH vs AZEduardo Rodriguez
Sample1095.0career MLB AB
PROPS 2 available PERCENTILES 27 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.053, 14d stable. This flags probability calibration, not a blanket model failure.
Strikeouts · Valinor calibration review Last 14d ECE 0.068, 14d stable. This flags probability calibration, not a blanket model failure.
Total Bases · Palantir calibration review Last 14d ECE 0.053, 14d error rising. This flags probability calibration, not a blanket model failure.
Tonight's props · all markets for this player
Home Run --
Home Run · tracking

No production board publishes this player-market cell today.

Total Bases 0.5
P 31.7
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 31.7% Market 58.3% Gap +1.8pp
FanDuel 140 tracking Open board
Hits 1.5
P 98.0
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 98.0% Market -- Gap +10.4pp
FanDuel 10000 tracking Open board
RBI --
RBI · no production board

No production board publishes this player-market cell today.

Underlying skill · actual percentile with projection tick

Percentile strip

100th = best in MLB
Hitting · percentile strip
Barrel%4.4%
40 +28 vs proj
Exit velocity88.0
45
Hard-hit%36.9%
37 +21 vs proj
xBA0.324
51
xSLG0.493
42
xwOBA0.314
55 +17 vs proj
BB%6.1%
22
Bat speed66.6
18
K%17.5%
78
Defense · percentile strip
Arm Runs-0.6 · CF
32
Arm Strength94.2 · CF
69
Outs Above Avg9.0 · CF
99
Range Runs8.5 · CF
99
Baserunning · percentile strip
Base Running Runs0.9 · CF
72
Bolts11.0 · CF
75
Sprint Speed29.2 · CF
94
SB Success Rate75.0% · CF
Small sample
Mithrandir+ · percentile strip
Avoids Bad ChasesST 70.1%
73
Avoids Bad TakesHPT 32.4%
9
Correct Decisions65.6%
44
SEAGER+ Plate Discipline98
37
Resists Breaking - horizontalwOBA 0.250 · small sample
small sample
Resists Breaking - verticalwOBA 0.300 · thin sample
thin sample
Resists ChangeupwOBA 0.290
Small sample
Resists Cutters + splitterswOBA 0.348 · thin sample
thin sample
Resists FastballwOBA 0.337
Small sample
Resists SinkerwOBA 0.349
Small sample

Context

projection · regression · matchup
Projected range0.268 to 0.331
RegressionNegative · -0.013
Opposing pitcherEduardo Rodriguez
EnvironmentPitcher-Friendly
Lane calibration receipts
Lane Health 2026-09-02
Palantir 18081 props Brier 0.118 ECE 0.008 14d stable
Fangorn 18081 props Brier 0.118 ECE 0.009 14d stable
Valinor 12423 props Brier 0.112 ECE 0.004 14d stable
Palantir 1591 props Brier 0.247 ECE 0.006 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1087 props Brier 0.248 ECE 0.016 14d stable
Palantir 8613 props Brier 0.238 ECE 0.047 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 683 props Brier 0.163 ECE 0.031 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 900 props Brier 0.256 ECE 0.059 14d error falling
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir tracking in progress (0 logged)
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)