Challenger · ELO ESTIMATE · 2026-08-17
● HARD
A. Guerrieri vs A. Donski — prediction
Quebec City (Canada) - Qualification
✓ Correct
GUERRIERIWIN PROBABILITYDONSKI
72%
Elo prob.
@1.36
odds · 74% impl.
⚔H2H 1–0 Guerrieri⏱Rest 8d vs 10d🎾Serve 60%📈Form 6/10
CONDITIONS OF THE MATCH◆ in the model◇ context
Surface◆
Hard
Consistent bounce, medium-fast: neutral conditions, no style favored.
Surface feeds the model — surface specialization is one of its factors.
WHAT THE ESTIMATE IS BASED ON
›Tour Elo: 1860 vs 1693 — favorite by rating
›Challenger tier · 281 matches in the favorite's track record
›Elo estimate (not the ATP factor model): these are softer, less-analyzed markets
WATCH FOR
!Soft market: the value edge in Challenger/ITF is NOT proven live — treat it as an estimate, not an opportunity.
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.