Challenger · ELO ESTIMATE · 2026-08-10
● CLAY
M. Petkovic vs N. McDonald — prediction
Hamburg
PETKOVICWIN PROBABILITYMCDONALD
58%
Elo prob.
@2.35
odds · 43% impl.
⏱Rest 8d vs 6d🎾Serve 62%📈Form 5/10 · 2✗
CONDITIONS OF THE MATCH◆ in the model◇ context
Surface◆
Clay
Slow court, high bounce: longer points, rewards whoever holds up from the baseline.
Temperature◇
20°C
Mild: neutral conditions.
Humidity◇
63%
Humid air: the ball loses some speed.
Wind◇
12 km/h
Light wind: no noticeable effect.
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: 1691 vs 1635 — favorite by rating
›Challenger tier · 116 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.