John-Z's Overlay · Trifecta ATM

Thu, Apr 30

Race 7

Md Sp Wt

Post: 4:03 · 1.06m · Turf · $120K purse · 60 runners

New — Ask Claude Opus about this race Why a horse rates the way it does, what the trifecta ticket means, where the public might be wrong.

Pace shape

60 runners

Hot pace

20 early types pressing for the lead — expect a fast pace, favors closers (P/S).

12 E — pure early 8 EP — early/presser 8 P — presser 8 S — closer 24 Unclassified

Projected speed

24 of 60 runners have no BRIS run-style code (often first-time starters); narrative may understate the true pace.

Trifecta shape

Wide open

Lottery shape — low hit rates, larger payouts when they cash. Entertainment-only; the model is not confident in any structure.

3-horse box on posts 1

The model's most-likely-to-cash structure (informational — not a bet recommendation).

Cost

$1.00

1 combos

Hit prob

0.0%

simulated

Typical payout if hit

$0.00

mean $0.00

Expected ROI

-100.0%

net $-1.00

  • · Most-likely-to-cash structure: 3-horse box on posts [1] — hits 0.0% of simulated runs
  • · At $1 stake, a typical cash pays ≈ $0 (mean $0; trifecta payoffs are heavy-tailed). Estimated from the public pool, validated against archive payoffs.
  • · Wide-open shape — anyone could hit; longshots have room.

A Top picks

1, 1

B Contenders

1, 1, 5

C Value-edge longshots

Other ticket structures (3)
Ticket Cost Hit prob Typical payout ROI
4-horse box $1.00 0.0% $0.00 -100%
5-horse box $4.00 0.0% $0.00 -100%
6-horse box $7.00 0.0% $0.00 -100%

Hit prob is the model's per-race PL distribution. "Typical payout" is the median cash, weighted by the public pool's odds (not the model's own picks) and calibrated to actual historical trifecta payoffs — so it reflects what the tote really pays, not the model's disagreement. Walk-forward backtests show pari-mutuel takeout (~16-26%) is too steep to consistently clear at this data scale — these are tipsheet outputs, not bet recommendations.

Top-4 ITM concentration: 13% · Top 4 cover 0.39 of the 3.00 expected ITM finishers

Field

Click any horse name for the per-horse breakdown (last-10-races chart, SHAP feature contributions, full PP table).

PP Horse ML Pred Close Pred Fig Win ITM% Edge
1BPHONFLEUR1.8-11.5-182.63%10%-81%
1BPHONFLEUR1.8-11.4-182.23%10%-81%
1BPHONFLEUR1.8-11.4-182.23%10%-81%
1BPHONFLEUR1.8-11.4-182.23%10%-81%
5BSHEAVENLY MELODY4.5-14.2-178.43%8%-39%
5BSHEAVENLY MELODY4.5-14.2-178.43%8%-39%
5BSHEAVENLY MELODY4.5-14.2-178.43%8%-39%
13EPPRIVATE PROPERTY3.5-13.7-179.42%7%-49%
13EPPRIVATE PROPERTY3.5-13.7-179.42%7%-49%
13EPPRIVATE PROPERTY3.5-13.7-179.42%7%-49%
13EPPRIVATE PROPERTY3.5-13.4-179.12%7%-49%
5BSHEAVENLY MELODY4.5-14.4-178.32%7%-39%
11PCYNICAL HUMOR15-117-177.92%6%-10%
11PCYNICAL HUMOR15-117-177.92%6%-10%
11PCYNICAL HUMOR15-117-177.92%6%-10%
7SVOW TO RESILIENCY6.0-17.4-179.62%6%-30%
7SVOW TO RESILIENCY6.0-17.4-179.62%6%-30%
7SVOW TO RESILIENCY6.0-17.4-179.62%6%-30%
7SVOW TO RESILIENCY6.0-17.2-179.42%6%-30%
15EMASS20-127-175.22%6%-6%
15EMASS20-127-175.22%6%-6%
15EMASS20-127-175.22%6%-6%
11PCYNICAL HUMOR15-120-177.42%6%-10%
15EMASS20-128-175.02%6%-6%
4CAPE SOUNION3.0-12.5-177.32%6%-58%
4CAPE SOUNION3.0-12.5-176.82%6%-58%
4CAPE SOUNION3.0-12.5-176.82%6%-58%
4CAPE SOUNION3.0-12.5-176.82%6%-58%
14NOT THAT SIMPLE6.0-17.1-176.52%5%-31%
14NOT THAT SIMPLE6.0-17.1-176.52%5%-31%
14NOT THAT SIMPLE6.0-17.1-176.52%5%-31%
14NOT THAT SIMPLE6.0-17.3-176.62%5%-31%
9EPWING QUEEN20-130-175.42%5%-7%
9EPWING QUEEN20-130-175.42%5%-7%
9EPWING QUEEN20-130-175.42%5%-7%
9EPWING QUEEN20-130-175.42%5%-7%
6ETWINKLEE15-125-171.91%4%-12%
6ETWINKLEE15-127-171.51%3%-12%
6ETWINKLEE15-127-171.51%3%-12%
6ETWINKLEE15-127-171.51%3%-12%
2PERRYLU20-135-169.71%3%-9%
2PERRYLU20-133-169.71%3%-9%
2PERRYLU20-133-169.71%3%-9%
2PERRYLU20-133-169.71%3%-9%
10BOURBIANA8.0-18.6-169.41%3%-25%
10BOURBIANA8.0-18.6-169.41%3%-25%
10BOURBIANA8.0-18.6-169.41%3%-25%
10BOURBIANA8.0-111-169.81%3%-25%
12TREAT YOURSELF30-158-170.01%3%-6%
12TREAT YOURSELF30-157-170.01%3%-6%
12TREAT YOURSELF30-157-170.01%3%-6%
12TREAT YOURSELF30-157-170.01%3%-6%
3ESTRADA DEL SOGNO20-147-168.71%2%-10%
3ESTRADA DEL SOGNO20-150-168.71%2%-10%
3ESTRADA DEL SOGNO20-150-168.71%2%-10%
3ESTRADA DEL SOGNO20-150-168.71%2%-10%
8SAMMY THE SHARK50-195-150.10%1%·-4%
8SAMMY THE SHARK50-198-149.20%1%·-4%
8SAMMY THE SHARK50-198-149.20%1%·-4%
8SAMMY THE SHARK50-198-149.20%1%·-4%

Sort the table by clicking column headers. Edge = our predicted ITM% minus the public-implied ITM% (live odds when present, ML otherwise); green ▲ ≥ +5pp, red ▼ ≤ −5pp. See How to Use for the math.

Ask Claude Opus

Questions about the model's predictions for Race 7 · Thu, Apr 30 · Churchill Downs. Powered by Claude Opus 4.7.

Ask anything about the field, the trifecta ticket, or why the model rates a horse the way it does.

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