The School of Tennis Oddsodds.tennis
Default modelInterquartile mean (Vetted List)
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Tatiana Prozorova v Heather Watson

Kickoff: 2026-06-24 18:00 UTC

Closing line — the calculated probabilities and expected value from the last prices recorded before kickoff, under your selected model. The game has started, so these are not live figures. Assess the reliability of each model's probability predictions against all settled-game outcomes →

Head to Head

7 sportsbooks (4 in analysis )

Estimated chance of each outcome, according to the model: Interquartile mean (Vetted List)

Tatiana Prozorova (Local)

Prediction 48.81%2.05fair odd
EV -2.39%
Edge -1.19%
Kelly -2.39%
Growth +0.000%

assuming max odds 2.00

Bookmakers’ predictions’ distribution
46.67%56.54%48.81%81.86%MIN.MEANMEDIANMAX.
Odds’ distribution
1.191.731.882.0084.03%57.85%53.19%50.00%MIN.MEANMEDIANMAX.

Heather Watson (Visit)

Prediction 51.19%1.95fair odd
EV +174.90%
Edge +32.57%
Kelly +40.02%
Growth +70.00%

assuming max odds 5.37

Bookmakers’ predictions’ distribution
18.14%43.46%51.19%53.33%MIN.MEANMEDIANMAX.
Odds’ distribution
1.752.451.855.3757.14%40.77%54.05%18.62%MIN.MEANMEDIANMAX.

At the last prices before kickoff, Interquartile mean (Vetted List) estimated these probabilities for Head to Head: Tatiana Prozorova (Local): 48.81%; Heather Watson (Visit): 51.19%. For Heather Watson (Visit), that estimate was equivalent to fair decimal odds of 1.95. 3 bookmakers offered closing odds above that level; the best were 5.37, corresponding to a positive expected value of +174.90%.

Sportsbook Odds (7 sportsbooks)

We're not affiliated with any bookmaker, we earn nothing from any action done with them.

BookmakerLocalVisit ▼MarginUpdated
Pinnacle🎯1.19I 84.03%NM 81.86%EV -41.92%E -35.23%K -220.63%G +0.000%5.37I 18.62%NM 18.14%EV +174.90%E +32.57%K +40.02%G +70.00%2.7%2026-06-24 17:50
MyBookie.ag🎯1.50I 66.67%NM 62.03%EV -26.79%E -17.86%K -53.58%G +0.000%2.45I 40.82%NM 37.97%EV +25.42%E +10.38%K +17.53%G +4.46%7.5%2026-06-24 17:49
Paddy Power🎯1.67I 59.88%NM 55.70%EV -18.49%E -11.07%K -27.60%G +0.000%2.10I 47.62%NM 44.30%EV +7.50%E +3.57%K +6.82%G +0.512%7.5%2026-06-24 17:49
Betway🎯1.95I 51.28%NM 48.68%EV -4.83%E -2.47%K -5.08%G +0.000%1.85I 54.05%NM 51.32%EV -5.29%E -2.86%K -6.23%G +0.000%5.3%2026-06-24 17:50
theScore Bet🎯1.91I 52.36%NM 48.93%EV -6.78%E -3.55%K -7.45%G +0.000%1.83I 54.64%NM 51.07%EV -6.32%E -3.45%K -7.61%G +0.000%7.0%2026-06-24 17:50
NordicBet🎯1.88I 53.19%NM 49.19%EV -8.24%E -4.38%K -9.37%G +0.000%1.82I 54.95%NM 50.81%EV -6.83%E -3.75%K -8.33%G +0.000%8.1%2026-06-24 17:50
BoyleSports🎯2.00I 50.00%NM 46.67%EV -2.39%E -1.19%K -2.39%G +0.000%1.75I 57.14%NM 53.33%EV -10.41%E -5.95%K -13.88%G +0.000%7.1%2026-06-24 17:49
Margin = Margin (Overround) · I = Implied Probability · NM = No-Margin Probability · EV = Expected Value · E = Edge · K = Kelly Criterion · G = Bankroll Growth

Updated is when each book last changed its price, so an older time means the odds simply haven't moved, not that the price is stale. Books not seen in the last ~15 minutes are normally dropped; only if a whole market's feed goes quiet are the latest recorded prices shown instead.

Exchanges (4)

BookmakerLocalVisitMargin ▲Updated
Betfair Exchange (UK)◎2.00I 50.00%NM 49.75%1.98I 50.51%NM 50.25%0.5%2026-06-24 17:50
Smarkets◎1.91I 52.36%NM 50.65%1.96I 51.02%NM 49.35%3.4%2026-06-24 17:50
Betfair Exchange (AU)◎1.76I 56.82%NM 54.17%2.08I 48.08%NM 45.83%4.9%2026-06-24 17:50
Betfair Exchange (EU)◎1.56I 64.10%NM 59.79%2.32I 43.10%NM 40.21%7.2%2026-06-24 17:50