Mithrandir Metrics
PHI 2026-07-28 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-07-28

Bryce Harper

PHI · Hitter · bats L · age 34
IN · 3 Positive regression Neutral
MatchupPHI vs MIASandy Alcantara
Sample6812.0career MLB AB
PROPS 3 available PERCENTILES 24 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 0.5
P 15.4
F 14.9
V 15.2
Model 20.7% Market 18.7% Gap +1.3pp
FanDuel 415 tracking Open board
Total Bases 0.5
P 66.6
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 81.5% Market 82.6% Gap +16.0pp
BetMGM -475 tracking Open board
Hits 0.5
P 31.0
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 31.0% Market -- Gap +1.1pp
FanDuel 220 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%7.3%
82
Exit velocity90.2
78
Hard-hit%45.4%
78
xBA0.362
86
xSLG0.668
91
xwOBA0.380
97
BB%14.1%
95
Bat speed72.7
85
K%21.6%
54
Defense · percentile strip
Outs Above Avg-5.0 · 1B
7
Range Runs-3.6 · 1B
16
Baserunning · percentile strip
Base Running Runs-1.9 · 1B
10
SB Success Rate42.9% · 1B
2
Sprint Speed27.2 · 1B
45
Mithrandir+ · percentile strip
Avoids Bad ChasesST 61.4%
30
Avoids Bad TakesHPT 18.4%
92
Correct Decisions66.5%
53
SEAGER+ Plate Discipline103
62
Resists Breaking - horizontalwOBA 0.349 · small sample
small sample
Resists Breaking - verticalwOBA 0.285 · thin sample
thin sample
Resists ChangeupwOBA 0.288
Small sample
Resists Cutters + splitterswOBA 0.336 · thin sample
thin sample
Resists FastballwOBA 0.393
Small sample
Resists SinkerwOBA 0.367
Small sample

Context

projection · regression · matchup
Projected range0.321 to 0.414
RegressionPositive · 0.006
Opposing pitcherSandy Alcantara
EnvironmentNeutral
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)