Default modelInterquartile mean (Vetted List)

Janice Tjen v Anna Kalinskaya

2026-07-30 15:00 UTC — WTA Washington Open

Head to Head

46 sportsbooks (14 in analysis )

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

Janice Tjen (Local)

Prediction 29.31%3.41fair odd
EV +1.11%
Edge +0.322%
Kelly +0.453%
Growth +0.005%

assuming max odds 3.45

Bookmakers’ predictions’ distribution
27.67%29.27%29.04%30.79%MIN.MEANMEDIANMAX.
Odds’ distribution
2.903.193.173.4534.48%31.31%31.50%28.99%MIN.MEANMEDIANMAX.

Anna Kalinskaya (Visit)

Prediction 70.69%1.41fair odd
EV -3.86%
Edge -2.84%
Kelly -10.72%
Growth +0.000%

assuming max odds 1.36

Bookmakers’ predictions’ distribution
69.21%70.73%70.96%72.33%MIN.MEANMEDIANMAX.
Odds’ distribution
1.291.331.331.3677.52%74.92%75.19%73.53%MIN.MEANMEDIANMAX.

Sportsbook Odds (46 sportsbooks)

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BookmakerLocal ▼VisitMarginUpdated
DraftKings3.45I 28.99%NM 27.67%EV +1.11%E +0.322%K +0.453%G +0.005%1.32I 75.76%NM 72.33%EV -6.69%E -5.06%K -20.89%G +0.000%4.7%2026-07-29 06:25
Bovada3.40I 29.41%NM 28.12%EV -0.355%E -0.104%K -0.148%G +0.000%1.33I 75.19%NM 71.88%EV -5.98%E -4.50%K -18.12%G +0.000%4.6%2026-07-29 06:25
BetAnything3.40I 29.41%NM 28.12%EV -0.355%E -0.104%K -0.148%G +0.000%1.33I 75.19%NM 71.88%EV -5.98%E -4.50%K -18.12%G +0.000%4.6%2026-07-29 13:00
FanDuel3.35I 29.85%NM 28.27%EV -1.82%E -0.543%K -0.775%G +0.000%1.32I 75.76%NM 71.73%EV -6.69%E -5.06%K -20.89%G +0.000%5.6%2026-07-29 06:29
SportsBet3.33I 30.03%NM 28.08%EV -2.41%E -0.723%K -1.03%G +0.000%1.30I 76.92%NM 71.92%EV -8.10%E -6.23%K -27.00%G +0.000%7.0%2026-07-29 06:25
Fanatics3.30I 30.30%NM 28.73%EV -3.29%E -0.996%K -1.43%G +0.000%1.33I 75.19%NM 71.27%EV -5.98%E -4.50%K -18.12%G +0.000%5.5%2026-07-29 08:25
888sport3.30I 30.30%NM 28.73%EV -3.29%E -0.996%K -1.43%G +0.000%1.33I 75.19%NM 71.27%EV -5.98%E -4.50%K -18.12%G +0.000%5.5%2026-07-29 06:25
William Hill3.30I 30.30%NM 28.73%EV -3.29%E -0.996%K -1.43%G +0.000%1.33I 75.19%NM 71.27%EV -5.98%E -4.50%K -18.12%G +0.000%5.5%2026-07-29 06:25
888sport (SE)3.30I 30.30%NM 28.73%EV -3.29%E -0.996%K -1.43%G +0.000%1.33I 75.19%NM 71.27%EV -5.98%E -4.50%K -18.12%G +0.000%5.5%2026-07-29 06:25
Mr Green (SE)3.30I 30.30%NM 28.73%EV -3.29%E -0.996%K -1.43%G +0.000%1.33I 75.19%NM 71.27%EV -5.98%E -4.50%K -18.12%G +0.000%5.5%2026-07-29 06:25
Winamax (DE)3.25I 30.77%NM 29.19%EV -4.75%E -1.46%K -2.11%G +0.000%1.34I 74.63%NM 70.81%EV -5.27%E -3.93%K -15.51%G +0.000%5.4%2026-07-29 06:29
Bet Right3.25I 30.77%NM 29.19%EV -4.75%E -1.46%K -2.11%G +0.000%1.34I 74.63%NM 70.81%EV -5.27%E -3.93%K -15.51%G +0.000%5.4%2026-07-29 10:30
BoyleSports3.25I 30.77%NM 29.04%EV -4.75%E -1.46%K -2.11%G +0.000%1.33I 75.19%NM 70.96%EV -5.98%E -4.50%K -18.12%G +0.000%6.0%2026-07-29 06:30
betfred_uk3.25I 30.77%NM 29.04%EV -4.75%E -1.46%K -2.11%G +0.000%1.33I 75.19%NM 70.96%EV -5.98%E -4.50%K -18.12%G +0.000%6.0%2026-07-29 06:24
NordicBet3.25I 30.77%NM 29.04%EV -4.75%E -1.46%K -2.11%G +0.000%1.33I 75.19%NM 70.96%EV -5.98%E -4.50%K -18.12%G +0.000%6.0%2026-07-29 06:30
Betr (AU)3.25I 30.77%NM 29.04%EV -4.75%E -1.46%K -2.11%G +0.000%1.33I 75.19%NM 70.96%EV -5.98%E -4.50%K -18.12%G +0.000%6.0%2026-07-29 10:29
PointsBet (AU)3.25I 30.77%NM 29.04%EV -4.75%E -1.46%K -2.11%G +0.000%1.33I 75.19%NM 70.96%EV -5.98%E -4.50%K -18.12%G +0.000%6.0%2026-07-29 06:25
Betway3.25I 30.77%NM 29.04%EV -4.75%E -1.46%K -2.11%G +0.000%1.33I 75.19%NM 70.96%EV -5.98%E -4.50%K -18.12%G +0.000%6.0%2026-07-29 06:30
Betsson3.25I 30.77%NM 29.04%EV -4.75%E -1.46%K -2.11%G +0.000%1.33I 75.19%NM 70.96%EV -5.98%E -4.50%K -18.12%G +0.000%6.0%2026-07-29 06:25
1xBet3.22I 31.06%NM 29.54%EV -5.63%E -1.75%K -2.54%G +0.000%1.35I 74.07%NM 70.46%EV -4.56%E -3.38%K -13.04%G +0.000%5.1%2026-07-29 06:35
Hard Rock Bet3.20I 31.25%NM 29.82%EV -6.22%E -1.94%K -2.83%G +0.000%1.36I 73.53%NM 70.18%EV -3.86%E -2.84%K -10.72%G +0.000%4.8%2026-07-29 06:30
Sky Bet3.20I 31.25%NM 28.89%EV -6.22%E -1.94%K -2.83%G +0.000%1.30I 76.92%NM 71.11%EV -8.10%E -6.23%K -27.00%G +0.000%8.2%2026-07-29 06:25
Paddy Power3.20I 31.25%NM 28.89%EV -6.22%E -1.94%K -2.83%G +0.000%1.30I 76.92%NM 71.11%EV -8.10%E -6.23%K -27.00%G +0.000%8.2%2026-07-29 06:25
Unibet3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:24
Unibet (NL)3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
TABtouch3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:24
BetRivers3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
Casumo3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
Unibet (SE)3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
Grosvenor3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
LeoVegas (SE)3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
ATG (SE)3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:24
Svenska Spel3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
Bally Bet3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
betPARX3.15I 31.75%NM 30.16%EV -7.68%E -2.44%K -3.57%G +0.000%1.36I 73.53%NM 69.84%EV -3.86%E -2.84%K -10.72%G +0.000%5.3%2026-07-29 06:25
Unibet (UK)3.15I 31.75%NM 29.53%EV -7.68%E -2.44%K -3.57%G +0.000%1.32I 75.76%NM 70.47%EV -6.69%E -5.06%K -20.89%G +0.000%7.5%2026-07-29 06:25
LiveScore Bet3.10I 32.26%NM 30.34%EV -9.15%E -2.95%K -4.36%G +0.000%1.35I 74.07%NM 69.66%EV -4.56%E -3.38%K -13.04%G +0.000%6.3%2026-07-29 06:25
Virgin Bet3.10I 32.26%NM 30.34%EV -9.15%E -2.95%K -4.36%G +0.000%1.35I 74.07%NM 69.66%EV -4.56%E -3.38%K -13.04%G +0.000%6.3%2026-07-29 06:25
betano_uk3.10I 32.26%NM 30.02%EV -9.15%E -2.95%K -4.36%G +0.000%1.33I 75.19%NM 69.98%EV -5.98%E -4.50%K -18.12%G +0.000%7.4%2026-07-29 10:39
Bet Victor3.10I 32.26%NM 30.02%EV -9.15%E -2.95%K -4.36%G +0.000%1.33I 75.19%NM 69.98%EV -5.98%E -4.50%K -18.12%G +0.000%7.4%2026-07-29 10:39
Caesars3.10I 32.26%NM 30.02%EV -9.15%E -2.95%K -4.36%G +0.000%1.33I 75.19%NM 69.98%EV -5.98%E -4.50%K -18.12%G +0.000%7.4%2026-07-29 06:25
PMU (FR)3.05I 32.79%NM 30.37%EV -10.61%E -3.48%K -5.18%G +0.000%1.33I 75.19%NM 69.63%EV -5.98%E -4.50%K -18.12%G +0.000%8.0%2026-07-29 06:25
Betclic (FR)3.05I 32.79%NM 30.05%EV -10.61%E -3.48%K -5.18%G +0.000%1.31I 76.34%NM 69.95%EV -7.39%E -5.64%K -23.85%G +0.000%9.1%2026-07-29 07:03
ReBet3.00I 33.33%NM 30.23%EV -12.08%E -4.03%K -6.04%G +0.000%1.30I 76.92%NM 69.77%EV -8.10%E -6.23%K -27.00%G +0.000%10.3%2026-07-29 06:30
Winamax (FR)2.95I 33.90%NM 30.42%EV -13.54%E -4.59%K -6.95%G +0.000%1.29I 77.52%NM 69.58%EV -8.81%E -6.83%K -30.37%G +0.000%11.4%2026-07-29 06:30
Unibet (FR)2.90I 34.48%NM 30.79%EV -15.01%E -5.18%K -7.90%G +0.000%1.29I 77.52%NM 69.21%EV -8.81%E -6.83%K -30.37%G +0.000%12.0%2026-07-29 06:30
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 (5)

BookmakerLocalVisitMargin ▲Updated
Novig3.45I 28.99%NM 27.52%1.31I 76.34%NM 72.48%5.3%2026-07-29 12:35
Betfair Exchange (AU)2.84I 35.21%NM 32.22%1.35I 74.07%NM 67.78%9.3%2026-07-29 13:20
Betfair Exchange (UK)2.84I 35.21%NM 32.22%1.35I 74.07%NM 67.78%9.3%2026-07-29 13:15
Betfair Exchange (EU)2.84I 35.21%NM 32.22%1.35I 74.07%NM 67.78%9.3%2026-07-29 13:15
Smarkets2.92I 34.25%NM 30.48%1.28I 78.13%NM 69.52%12.4%2026-07-29 11:05