Challenger · ELO ESTIMATE · 2026-08-30
CLAY

N. Visker vs G. Valdoleirosprediction

Porto 2
✓ Correct
VISKERWIN PROBABILITYVALDOLEIROS
89%
Elo prob.
@1.02
odds · 98% impl.
🎾Serve 65%
CONDITIONS OF THE MATCHin the modelcontext
Surface
Clay

Slow court, high bounce: longer points, rewards whoever holds up from the baseline.

Temperature
22°C

Mild: neutral conditions.

Humidity
62%

Humid air: the ball loses some speed.

Wind
15 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: 1672 vs 1317 — favorite by rating

Challenger tier · 234 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.
@1.13
fair odds
−9.7%
expected value
BREAKDOWN · ELO ESTIMATE

The model makes N. Visker the favorite with a 89% win probability, against G. Valdoleiros's 11% — a conviction read: the model sees the match clearly leaning one way. Converted to odds, that probability is worth about @1.13; the offered odds are around @1.02 (a 98% implied), slightly below the market, so the model is a touch more cautious.

Several factors explain the number: 1672 vs 1317 — favorite by rating; challenger tier · 234 matches in the favorite's track record; these are softer, less-analyzed markets.

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 11 out of every 100 times Valdoleiros 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: Soft market: the value edge in Challenger/ITF is NOT proven live — treat it as an estimate, not an opportunity.. This is informational analysis, not a betting recommendation. 18+ · play responsibly.

Analyze today's matches →