The School of Tennis Oddsodds.tennis
Default modelInterquartile mean (Vetted List)
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Elena Pridankina v Himeno Sakatsume

Kickoff: 2026-05-21 12:00 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

8 sportsbooks (4 in analysis )

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

Elena Pridankina (Local)

Prediction 60.96%1.64fair odd
EV -2.46%
Edge -1.54%
Kelly -4.10%
Growth +0.000%

assuming max odds 1.60

Bookmakers’ predictions’ distribution
59.49%61.12%60.96%62.32%MIN.MEANMEDIANMAX.
Odds’ distribution
1.481.531.521.6067.57%65.31%65.57%62.50%MIN.MEANMEDIANMAX.

Himeno Sakatsume (Visit)

Prediction 39.04%2.56fair odd
EV -1.23%
Edge -0.487%
Kelly -0.805%
Growth +0.000%

assuming max odds 2.53

Bookmakers’ predictions’ distribution
37.68%38.88%39.04%40.51%MIN.MEANMEDIANMAX.
Odds’ distribution
2.322.412.412.5343.10%41.52%41.49%39.53%MIN.MEANMEDIANMAX.

At the last prices before kickoff, Interquartile mean (Vetted List) estimated these probabilities for Head to Head: Elena Pridankina (Local): 60.96%; Himeno Sakatsume (Visit): 39.04%. For Himeno Sakatsume (Visit), that estimate was equivalent to fair decimal odds of 2.56. No eligible bookmaker offered closing odds above that level: the best were 2.53, with an expected value of -1.23%; they did not produce positive expected value.

Sportsbook Odds (8 sportsbooks)

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BookmakerLocal ▼VisitMarginUpdated
PlayUp🎯1.60I 62.50%NM 59.49%EV -2.46%E -1.54%K -4.10%G +0.000%2.35I 42.55%NM 40.51%EV -8.26%E -3.51%K -6.12%G +0.000%5.1%2026-05-21 11:50
Pinnacle🎯1.59I 62.89%NM 60.55%EV -3.07%E -1.93%K -5.21%G +0.000%2.44I 40.98%NM 39.45%EV -4.75%E -1.94%K -3.30%G +0.000%3.9%2026-05-21 11:40
GTbets🎯1.53I 65.36%NM 62.32%EV -6.73%E -4.40%K -12.70%G +0.000%2.53I 39.53%NM 37.68%EV -1.23%E -0.487%K -0.805%G +0.000%4.9%2026-05-21 11:10
Betway🎯1.53I 65.36%NM 60.87%EV -6.73%E -4.40%K -12.70%G +0.000%2.38I 42.02%NM 39.13%EV -7.09%E -2.98%K -5.14%G +0.000%7.4%2026-05-21 11:09
NordicBet🎯1.52I 65.79%NM 61.71%EV -7.34%E -4.83%K -14.11%G +0.000%2.45I 40.82%NM 38.29%EV -4.35%E -1.78%K -3.00%G +0.000%6.6%2026-05-21 11:49
theScore Bet🎯1.50I 66.67%NM 62.03%EV -8.56%E -5.71%K -17.12%G +0.000%2.45I 40.82%NM 37.97%EV -4.35%E -1.78%K -3.00%G +0.000%7.5%2026-05-21 11:50
Fliff🎯1.50I 66.67%NM 61.04%EV -8.56%E -5.71%K -17.12%G +0.000%2.35I 42.55%NM 38.96%EV -8.26%E -3.51%K -6.12%G +0.000%9.2%2026-05-21 11:50
NetBet (FR)🎯1.48I 67.57%NM 61.05%EV -9.78%E -6.61%K -20.37%G +0.000%2.32I 43.10%NM 38.95%EV -9.43%E -4.06%K -7.14%G +0.000%10.7%2026-05-21 11:20
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 (2)

BookmakerLocalVisitMargin ▲Updated
Novig◎1.62I 61.73%NM 60.58%2.49I 40.16%NM 39.42%1.9%2026-05-21 11:50
Smarkets◎1.67I 59.88%NM 58.77%2.38I 42.02%NM 41.23%1.9%2026-05-21 11:46