Mithrandir Metrics
WSH 2026-09-27 Refreshed Sep 27 06:00 AM ET
Section III · Betting · Player detail · 2026-09-27

Keibert Ruiz

WSH · Hitter · bats L · age 28
IN · 5 Negative regression Neutral
MatchupWSH vs NYMSean Manaea
Sample--career MLB AB
PROPS 2 available PERCENTILES 14 rows LINEUPS confirmed artifact NO PROSE templated rows only
Total Bases · Palantir calibration review Last 14d ECE 0.068, 14d error rising. This flags probability calibration, not a blanket model failure.
Hits · Palantir calibration review Last 14d ECE 0.060, 14d stable. This flags probability calibration, not a blanket model failure.
Tonight's props · all markets for this player
Home Run 0.5
P 10.1
F 13.8
V 13.4
Model 14.4% Market 9.7% Gap +4.4pp
DraftKings 900 tracking Open board
Total Bases 0.5
P 54.9
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 66.8% Market 67.7% Gap +12.8pp
BetMGM -210 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%4.0%
36
Exit velocity87.7
48
Hard-hit%36.5%
41 +23 vs proj
xBA0.278
13
xSLG0.421
20
xwOBA0.289
33
BB%4.6%
11
Bat speed66.1
12
K%9.9%
99
Defense · percentile strip
Blocking Runs-0.0 · C
48
Catcher Throwing-2.1 · C
14
Framing Runs2.7 · C
76
Pop Time2.0 · C
2
Baserunning · percentile strip
Sprint Speed25.1 · C
6

Context

projection · regression · matchup
Projected range0.279 to 0.352
RegressionNegative · -0.055
Opposing pitcherSean Manaea
EnvironmentNeutral
Lane calibration receipts
Lane Health 2026-09-27
Palantir 21810 props Brier 0.118 ECE 0.004 14d stable
Fangorn 21810 props Brier 0.118 ECE 0.005 14d error falling
Valinor 16122 props Brier 0.114 ECE 0.002 14d stable
Palantir 1972 props Brier 0.248 ECE 0.011 14d error falling
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1468 props Brier 0.248 ECE 0.009 14d stable
Palantir 10537 props Brier 0.239 ECE 0.041 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 850 props Brier 0.166 ECE 0.036 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 1097 props Brier 0.255 ECE 0.052 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)