Mithrandir Metrics
PIT 2026-09-08 Refreshed Sep 11 06:00 AM ET
Section III · Betting · Player detail · 2026-09-08

Ryan O'Hearn

PIT · Hitter · bats L · age 33
IL10 · 3 Negative regression Neutral
MatchupPIT vs CWSSean Burke
Sample--career MLB AB
PROPS 2 available PERCENTILES 18 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.060, 14d stable. This flags probability calibration, not a blanket model failure.
Strikeouts · Valinor calibration review Last 14d ECE 0.063, 14d stable. This flags probability calibration, not a blanket model failure.
Hits · Palantir calibration review Last 14d ECE 0.062, 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 13.7
F 13.4
V 12.6
Model 20.5% Market 13.1% Gap +7.0pp
DraftKings 640 tracking Open board
Total Bases 0.5
P 61.8
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 75.9% Market 76.7% Gap +14.9pp
BetMGM -330 tracking Open board
Hits --
Hits · tracking

No production board publishes this player-market cell today.

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%5.5%
60
Exit velocity89.5
71
Hard-hit%43.6%
75
xBA0.333
68
xSLG0.539
61
xwOBA0.321
70 -15 vs proj
BB%7.9%
42
Bat speed69.0
42
K%21.5%
58
Defense · percentile strip
Arm Runs-1.2 · RF
24
Arm Strength84.8 · RF
3
Outs Above Avg1.0 · RF
80
Range Runs-3.1 · RF
18
Baserunning · percentile strip
Sprint Speed26.9 · RF
35
Mithrandir+ · percentile strip
Avoids Bad ChasesST 65.9%
53
Avoids Bad TakesHPT 28.6%
20
Correct Decisions63.8%
27
SEAGER+ Plate Discipline98
36

Context

projection · regression · matchup
Projected range0.311 to 0.381
RegressionNegative · -0.032
Opposing pitcherSean Burke
EnvironmentNeutral
Lane calibration receipts
Lane Health 2026-09-11
Palantir 19641 props Brier 0.118 ECE 0.006 14d stable
Fangorn 19641 props Brier 0.118 ECE 0.006 14d stable
Valinor 13965 props Brier 0.113 ECE 0.003 14d stable
Palantir 1750 props Brier 0.248 ECE 0.010 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1246 props Brier 0.249 ECE 0.020 14d stable
Palantir 9432 props Brier 0.238 ECE 0.046 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 756 props Brier 0.167 ECE 0.038 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 986 props Brier 0.256 ECE 0.054 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)