ATP · ELO ESTIMATE · 2026-09-23
● HARD

A. Muller vs P. Bar Biryukov — prediction

Chengdu
✓ Correct
MULLERWIN PROBABILITYBIRYUKOV
61%
Elo prob.
@1.43
odds · 70% impl.
⚔H2H 1–0 Muller◐Hard 44%🎾Serve 62%📈Form 5/10 · 2✓
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.

WHAT THE ESTIMATE IS BASED ON

›Tour Elo: 1774 vs 1699 — favorite by rating

›ATP qualifying / early round · 360 matches in the favorite's track record

›Elo estimate (not the ATP factor model): qualifying draws have no clean main-tour history

WATCH FOR

!Qualifying/soft context: Elo estimate only — read the round context (already-through, lucky loser, dead rubber) from the dossier; it is not a proven edge.

Tour Elo estimate (Challenger/ITF markets, not covered by the factor model). The value edge here is unproven live — it's a reference, not a recommendation. 18+ · gamble responsibly.
@1.65
fair odds
−13.1%
expected value
BREAKDOWN · ELO ESTIMATE

The model makes A. Muller the favorite with a 61% win probability, against P. Bar Biryukov's 39% — a solid favorite, though Biryukov keeps real chances. Converted to odds, that probability is worth about @1.65; the offered odds are around @1.43 (a 70% implied), slightly below the market, so the model is a touch more cautious.

Several factors explain the number: 1774 vs 1699 — favorite by rating; atp qualifying / early round · 360 matches in the favorite's track record; qualifying draws have no clean main-tour history.

Read it with caution. This number does NOT come from the ATP factor model, but from the tour's real Elo: it ranks who is the favorite well, but it is a coarser estimate. Being the favorite is not being the winner: roughly 39 out of every 100 times Biryukov wins. And above all, in Challenger/ITF the value edge is not proven live, so treat it as a reference, not an opportunity. Watch out for: Qualifying/soft context: Elo estimate only — read the round context (already-through, lucky loser, dead rubber) from the dossier; it is not a proven edge.. This is informational analysis, not a betting recommendation. 18+ · play responsibly.

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