The School of Tennis Oddsodds.tennis
Default modelInterquartile mean (Vetted List)
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Maja Chwalinska v Carole Monnet

Kickoff: 2026-05-20 08:00 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

10 sportsbooks (6 in analysis )

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

Maja Chwalinska (Local)

Prediction 86.25%1.16fair odd
EV -3.40%
Edge -3.03%
Kelly -28.31%
Growth +0.000%

assuming max odds 1.12

Bookmakers’ predictions’ distribution
81.97%86.36%86.26%87.41%MIN.MEANMEDIANMAX.
Odds’ distribution
1.051.101.101.1295.24%91.32%90.91%89.29%MIN.MEANMEDIANMAX.

Carole Monnet (Visit)

Prediction 13.75%7.27fair odd
EV +3.10%
Edge +0.414%
Kelly +0.477%
Growth +0.015%

assuming max odds 7.50

Bookmakers’ predictions’ distribution
12.59%13.64%13.74%18.03%MIN.MEANMEDIANMAX.
Odds’ distribution
5.006.576.667.5020.00%15.23%15.03%13.33%MIN.MEANMEDIANMAX.

At the last prices before kickoff, Interquartile mean (Vetted List) estimated these probabilities for Head to Head: Maja Chwalinska (Local): 86.25%; Carole Monnet (Visit): 13.75%. For Carole Monnet (Visit), that estimate was equivalent to fair decimal odds of 7.27. 1 bookmaker offered closing odds above that level; the best were 7.50, corresponding to a positive expected value of +3.10%.

Sportsbook Odds (10 sportsbooks)

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BookmakerLocalVisit ▼MarginUpdated
BoyleSports🎯1.08I 92.59%NM 87.41%EV -6.85%E -6.34%K -85.58%G +0.000%7.50I 13.33%NM 12.59%EV +3.10%E +0.414%K +0.477%G +0.015%5.9%2026-05-20 05:50
Pinnacle🎯1.11I 90.09%NM 86.58%EV -4.26%E -3.84%K -38.72%G +0.000%7.16I 13.97%NM 13.42%EV -1.57%E -0.219%K -0.255%G +0.000%4.1%2026-05-20 06:09
Betway🎯1.10I 90.91%NM 86.42%EV -5.12%E -4.66%K -51.22%G +0.000%7.00I 14.29%NM 13.58%EV -3.77%E -0.539%K -0.628%G +0.000%5.2%2026-05-19 09:50
theScore Bet🎯1.09I 91.74%NM 86.10%EV -5.98%E -5.49%K -66.49%G +0.000%6.75I 14.81%NM 13.90%EV -7.21%E -1.07%K -1.25%G +0.000%6.6%2026-05-19 10:40
GTbets🎯1.11I 90.09%NM 85.71%EV -4.26%E -3.84%K -38.72%G +0.000%6.66I 15.02%NM 14.29%EV -8.44%E -1.27%K -1.49%G +0.000%5.1%2026-05-19 10:50
Marathon Bet🎯1.09I 91.74%NM 85.92%EV -5.98%E -5.49%K -66.49%G +0.000%6.65I 15.04%NM 14.08%EV -8.58%E -1.29%K -1.52%G +0.000%6.8%2026-05-20 07:48
NordicBet🎯1.10I 90.91%NM 85.35%EV -5.12%E -4.66%K -51.22%G +0.000%6.41I 15.60%NM 14.65%EV -11.88%E -1.85%K -2.20%G +0.000%6.5%2026-05-19 21:10
NetBet (FR)🎯1.05I 95.24%NM 85.71%EV -9.43%E -8.99%K -188.69%G +0.000%6.30I 15.87%NM 14.29%EV -13.39%E -2.13%K -2.53%G +0.000%11.1%2026-05-20 07:49
PlayUp🎯1.12I 89.29%NM 84.80%EV -3.40%E -3.03%K -28.31%G +0.000%6.25I 16.00%NM 15.20%EV -14.08%E -2.25%K -2.68%G +0.000%5.3%2026-05-20 06:09
Unibet (FR)🎯1.10I 90.91%NM 81.97%EV -5.12%E -4.66%K -51.22%G +0.000%5.00I 20.00%NM 18.03%EV -31.26%E -6.25%K -7.82%G +0.000%10.9%2026-05-20 07:49
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 (1)

BookmakerLocalVisitMargin ▲Updated
Novig◎1.11I 90.09%NM 87.23%7.58I 13.19%NM 12.77%3.3%2026-05-20 07:49