Mithrandir Metrics
SF 2026-06-18 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-06-18

Heliot Ramos

SF · Hitter · bats R · age 27
Projected · 5 Negative regression Neutral
MatchupSF vs ATLMartín Pérez
Sample--career MLB AB
PROPS 1 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 22.1
F 17.9
V 17.9
Model 19.8% Market 13.8% Gap +5.5pp
DraftKings 600 tracking Open board
Total Bases --
Total Bases · tracking

No production board publishes this player-market cell today.

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%8.5%
88
Exit velocity91.9
91
Hard-hit%49.6%
89
xBA0.381
93
xSLG0.631
82
xwOBA0.326
65
BB%5.3%
14 -21 vs proj
Bat speed70.3
60
K%26.6%
27 -28 vs proj
Defense · percentile strip
Arm Runs0.4 · LF
66
Arm Strength92.6 · LF
55
Outs Above Avg-2.0 · LF
9
Range Runs-1.6 · LF
31
Baserunning · percentile strip
Base Running Runs0.1 · LF
44
Sprint Speed27.2 · LF
45
Mithrandir+ · percentile strip
Avoids Bad ChasesST 58.0%
Small sample
Avoids Bad TakesHPT 24.8%
Small sample
Correct Decisions64.0%
Small sample
Resists Breaking - horizontalwOBA 0.303 · small sample
small sample
Resists Breaking - verticalwOBA 0.268 · thin sample
thin sample
Resists ChangeupwOBA 0.279
Small sample
Resists Cutters + splitterswOBA 0.342 · thin sample
thin sample
Resists FastballwOBA 0.345
Small sample
Resists SinkerwOBA 0.351
Small sample
SEAGER+ Plate Discipline94
Small sample

Context

projection · regression · matchup
Projected range0.310 to 0.375
RegressionNegative · -0.023
Opposing pitcherMartín Pérez
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)