TRUELINE
BoardFinal

Fenway Park · Aug 21, 7:10 PM EDT

SF at BOS

8,000 plate-appearance simulations · 118 ms

46
We told you to bet
Under 11.5

80.6% of worlds · fair -415 · 0.5u · Bet Under 11.5. 81% of simulated games hit it (mean total 8.0 vs posted 8). Ask the book for this alternate.

No posted book (alternate) · fair -415 · 0.5u · final 4–6

Final 4–6correct.

Correct
Locked snapshot

Frozen at lock. Does not update after the final.

Mean 8.0 vs line 8True 47.6% / 52.4%69° · 5 mph windJohn Libka · averageLogan Webb / Sonny Gray1,600 sims locked

65% desk plays

Not official locks. Hit and miss live on this book only — never in the 80% win–loss record.

  • Under 9.5

    Under 9.5 leans 67% (alternate). Suggestion only — not on the record.

    Final 4–6

    67.1%
    Miss
SF
56–81 · 4.09 RS/G · 4.63 RA/G
47.7%
true win
Logan Webb (R) · 3.72 ERA · last-3 0.90 · 7.2 K/9 · 1.10 WHIP
BOS
74–63 · 4.45 RS/G · 3.83 RA/G
52.3%
true win
Sonny Gray (R) · 2.82 ERA · last-3 0.95 · 8.0 K/9 · 1.18 WHIP
True home
52.3%
-110
True away
47.7%
+110
Mean total
7.97
median 7 · line 8

Books

BookSF MLBOS MLRun lineTotalOverUnder
DraftKingsshade+349-349BOS -1.5 +1088-100-100
FanDuelshade+378-364BOS -1.5 +1078+103-102
BetMGMshade+332-340BOS -1.5 +1098-104+103
Caesarsshade+364-352BOS -1.5 +1058-100+101
Fanaticsshade+335-313BOS -1.5 +1108+105-102
TRUELINE fair+110-110+1788.0+143-435

Edges vs market

Under 11.5
Under 11.5 hits in 81.3% of 8,000 worlds (mean 8.0).
81.3%
+1.3
SF
SF moneyline — 47.7% true.
47.7%
+25.5
SF +1.5
SF +1.5. Dog covers 64%.
64.0%
+12.1
Under 8
Under 8 in 51.3% of sims.
51.3%
+1.3
Over 8
Mean total 7.97. Over hits 41.1%.
41.1%
-8.9
BOS -1.5
BOS run line. Cover in 36% of worlds.
36.0%
-12.1
BOS
BOS moneyline — 52.3% of 8,000 plate-appearance sims.
52.3%
-25.5

Score distribution

Total runs across 8,000 worlds

23 3.3%12 3.1%34 2.9%32 2.7%43 2.5%21 2.5%

How the game can go

Floor, median, and ceiling scripts sampled from the engine

floorSF 01 BOS

SF 0–1 BOS · BOS wins

  • T7 · BOS bullpen enters
  • B7 · SF bullpen enters
medianSF 43 BOS

SF 4–3 BOS · SF wins

  • T6 · BOS bullpen enters
  • B7 · SF bullpen enters
  • B9 · BOS 7-hole 2-run HR
ceilingSF 108 BOS

SF 10–8 BOS · SF wins

  • T4 · SF 7-hole 2-run HR
  • T5 · BOS bullpen enters
  • B6 · SF bullpen enters
  • B8 · BOS 1-hole solo HR

Weather physics

Temp69°F · Overcast
Wind5 mph In From CF
Out to CF-5.0 mph
Density alt.830 ft
HR multiplier0.89x
HumidorOff
Park310/420/302 · RF 1.07

Umpire shadow zone

Home plateJohn Libka
Zoneaverage
K adj-1.8%
BB adj1.4%

No extreme strike-zone signal in the sample.

Bullpen & decay

SF fatigue35
BOS fatigue17
Away last-3 ERA0.90
Home last-3 ERA0.95
SF rest0d
BOS rest1d
F5 home43.2%
Starter Ks5.8 / 6.6

Pitch mix vs order

Sonny Gray vs SF
Sinker 38%xwOBA 0.330
Slider 24%xwOBA 0.290
Changeup 22%xwOBA 0.300
Four-seam 16%xwOBA 0.340
Logan Webb vs BOS
Sinker 38%xwOBA 0.330
Slider 24%xwOBA 0.290
Changeup 22%xwOBA 0.300
Four-seam 16%xwOBA 0.340

Player markets

Logan Webb
Pitcher strikeouts 5.5
Over 44.4%
+125 fair
Sonny Gray
Pitcher strikeouts 6.5
Over 42.8%
+134 fair
SF team
Team home run 0.5
Over 55.5%
-125 fair
BOS team
Team home run 0.5
Over 55.5%
-125 fair

Desk card

TRUELINE · SF @ BOS · Fenway Park
Wind is blowing in at 5 mph — carry is dead. Density altitude 830 ft, HR multiplier 0.89x.
John Libka is a neutral zone. Matchup and weather dominate.
Logan Webb looks stable (ERA 3.72, 7.2 K/9). Sonny Gray looks stable (ERA 2.82, 8.0 K/9).
Bullpen fatigue SF 35 / BOS 17.
8,000 plate-appearance sims. Mean total 7.97 vs line 8. Home win 52.3%.
BET Under 11.5. Locked. Engine 80.6% — only tickets at ≥80% are published. Suggestions (not on the record): Under 9.5 67.1%.
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