Mithrandir Metrics
PIT 2026-07-17 Refreshed Sep 3 06:00 AM ET
Section III · Betting · Player detail · 2026-07-17

Ryan O'Hearn

PIT · Hitter
IN · 3 Negative regression Neutral
MatchupPIT vs CLEGavin Williams
Sample2529.0career MLB AB
PROPS 3 available PERCENTILES 25 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Valinor calibration review Last 14d ECE 0.053, 14d stable. This flags probability calibration, not a blanket model failure.
Total Bases · Palantir calibration review Last 14d ECE 0.043, 14d error rising. This flags probability calibration, not a blanket model failure.
Hits · Palantir calibration review Last 14d ECE 0.046, 14d error rising. This flags probability calibration, not a blanket model failure.
Tonight's props · all markets for this player
Home Run 0.5
P 15.8
F 14.7
V 13.2
Model 19.4% Market 13.1% Gap +5.9pp
DraftKings 640 tracking Open board
Total Bases 0.5
P 54.8
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 54.8% Market 75.3% Gap +10.5pp
FanDuel 125 tracking Open board
Hits 1.5
P 21.0
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 21.0% Market -- Gap +6.8pp
FanDuel 260 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%6.1%
67 +20 vs proj
Exit velocity89.9
73
Hard-hit%44.9%
76
xBA0.346
76
xSLG0.567
69
xwOBA0.333
73
BB%7.8%
39
Bat speed69.0
40
K%21.7%
55
Defense · percentile strip
Arm Runs-1.1 · RF
18
Arm Strength84.8 · RF
3
Outs Above Avg1.0 · RF
80
Range Runs-2.3 · RF
25
Baserunning · percentile strip
Base Running Runs-3.1 · RF
2
Sprint Speed26.7 · RF
32
Mithrandir+ · percentile strip
Avoids Bad ChasesST 65.7%
51
Avoids Bad TakesHPT 29.2%
16
Correct Decisions63.5%
25
SEAGER+ Plate Discipline97
32
Resists Breaking - horizontalwOBA 0.297 · small sample
small sample
Resists Breaking - verticalwOBA 0.247 · thin sample
thin sample
Resists ChangeupwOBA 0.278
Small sample
Resists Cutters + splitterswOBA 0.328 · thin sample
thin sample
Resists FastballwOBA 0.401
Small sample
Resists SinkerwOBA 0.390
Small sample

Context

projection · regression · matchup
Projected range--
RegressionNegative · -0.042
Opposing pitcherGavin Williams
EnvironmentNeutral
Lane calibration receipts
Lane Health 2026-09-03
Palantir 18276 props Brier 0.117 ECE 0.008 14d stable
Fangorn 18276 props Brier 0.118 ECE 0.008 14d stable
Valinor 12618 props Brier 0.112 ECE 0.004 14d stable
Palantir 1610 props Brier 0.248 ECE 0.006 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1106 props Brier 0.248 ECE 0.013 14d stable
Palantir 8710 props Brier 0.238 ECE 0.047 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 690 props Brier 0.165 ECE 0.033 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 910 props Brier 0.256 ECE 0.058 14d stable
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)