MODEL PREDICTION · 2026-09-23
● HARD

J. Brooksby vs S. Baez — prediction

Chengdu
✓ Correct
BROOKSBYWIN PROBABILITYBAEZ
51%
model prob.
@1.61
odds · 62% impl.
⚔H2H 1–2 Brooksby⏱Rest 24d vs 23d◐Hard 45%🎾Serve 63%📈Form 5/10
CONDITIONS OF THE MATCH◆ in the model◇ context
Surface◆
Hard

Consistent bounce, medium-fast: neutral conditions, no style favored.

Temperature◇
26°C

Warm: the ball flies a little more and fitness counts.

Humidity◇
66%

Humid air: the ball loses some speed.

Wind◇
5 km/h

Light wind: no noticeable effect.

Altitude◇
500 m

Moderate altitude: the ball flies a little more than at sea level.

Surface feeds the model (surface specialization is one of its factors). Weather and altitude are context we publish for you — they do NOT move the probability.

OUR MODEL'S REASONING

›Ranking: #77 vs #51

›Head-to-head: 0-2 against

›Model 51% vs market 62% → the model sees it as less likely than the odds

›Recent form: 5/10 in recent matches

WATCH FOR

!Unfavorable head-to-head record (0-2)

!Returning from a long layoff (24d) — possible rustiness

Calibrated model probability (~65% out-of-sample accuracy). Not a guarantee: the model ≈ the market on average, so the odds already capture almost all the edge. 18+ · gamble responsibly.
@1.96
fair odds
−17.9%
expected value
BREAKDOWN · MODEL ANALYSIS

The model makes J. Brooksby the favorite with a 51% win probability, against S. Baez's 49% — a tight match, without a wide margin. Converted to odds, that probability is worth about @1.96; the offered odds are around @1.61 (a 62% implied), slightly below the market, so the model is a touch more cautious.

Several factors explain the number: #77 vs #51; 0-2 against; model 51% vs market 62% → the model sees it as less likely than the odds; 5/10 in recent matches.

Read it with perspective. Our probability is calibrated — when the model says 51%, that outcome happens roughly that percentage of the time, with ~65% out-of-sample accuracy — but being the favorite is not being the winner: roughly 49 out of every 100 times Baez wins. The model also tends to agree with the market, so the odds already capture almost all the edge: don't take it as a sure value. Watch out for: Unfavorable head-to-head record (0-2); Returning from a long layoff (24d) — possible rustiness. This is informational analysis, not a betting recommendation. 18+ · play responsibly.

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