Challenger · ELO ESTIMATE · 2026-08-11
● CLAY
J. Kumstat vs J. Mackenzie — prediction
Hamburg
KUMSTATWIN PROBABILITYMACKENZIE
71%
Elo prob.
@1.55
odds · 65% impl.
⏱Rest 1d vs 7d🎾Serve 70%📈Form 8/10 · 7✓
CONDITIONS OF THE MATCH◆ in the model◇ context
Surface◆
Clay
Slow court, high bounce: longer points, rewards whoever holds up from the baseline.
Temperature◇
19°C
Mild: neutral conditions.
Humidity◇
47%
Dry air: the ball travels normally.
Wind◇
13 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: 1756 vs 1598 — favorite by rating
›Challenger tier · 84 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.