Mithrandir Metrics
SEA 2026-08-22 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-08-22

Cal Raleigh

SEA · Hitter · bats L · age 30
IN · 7 Positive regression Neutral
MatchupSEA vs CHCDavid Peterson
Sample2502.0career MLB AB
PROPS 3 available PERCENTILES 25 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 11.7
F 11.3
V 13.6
Model 16.7% Market 25.1% Gap +5.8pp
DraftKings 285 tracking Open board
Total Bases 0.5
P 60.2
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 72.4% Market 73.3% Gap +13.2pp
BetMGM -275 tracking Open board
Hits 0.5
P 17.3
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 17.3% Market -- Gap +3.4pp
FanDuel 550 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%7.0%
79 -17 vs proj
Exit velocity89.1
64
Hard-hit%36.1%
38 -51 vs proj
xBA0.279
13
xSLG0.570
72
xwOBA0.290
32 -58 vs proj
BB%12.0%
85
Bat speed72.5
85
K%32.2%
8 -19 vs proj
Defense · percentile strip
Blocking Runs3.1 · C
99
Catcher Throwing-2.0 · C
9
Framing Runs-0.7 · C
38
Pop Time2.0 · C
13
Baserunning · percentile strip
Sprint Speed25.8 · C
14
SB Success Rate66.7% · C
Small sample
Mithrandir+ · percentile strip
Avoids Bad ChasesST 61.4%
30
Avoids Bad TakesHPT 21.3%
83
Correct Decisions65.1%
39
SEAGER+ Plate Discipline101
50
Resists Breaking - horizontalwOBA 0.276 · small sample
small sample
Resists Breaking - verticalwOBA 0.252 · thin sample
thin sample
Resists ChangeupwOBA 0.293
Small sample
Resists Cutters + splitterswOBA 0.300 · thin sample
thin sample
Resists FastballwOBA 0.294
Small sample
Resists SinkerwOBA 0.364
Small sample

Context

projection · regression · matchup
Projected range0.297 to 0.394
RegressionPositive · 0.016
Opposing pitcherDavid Peterson
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)