Match Info

CHALLENGER WOMEN - SINGLES: Tolentino, clay - Quarter-finals

Date: 19 September 2025, Friday


	Tamara Zidansek		Oleksandra Oliynykova

	1	2
	2.5	1.5	Watch
	2.4	1.47	Watch
	2.72	1.48
	2.49	1.50	Watch
	2.54	1.52	Watch
Avarage Now (Initially)	2.53 ↑ (2.34)	1.49 ↓ (1.55)

The best margin for this event is 4.3%, offered by

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Current Win Probability

Tamara Zidansek
37.1%

Oleksandra Oliynykova
62.9%

Initial Probability

(when we started the analysis)

39.8%

60.2%

Our Initial ML Estimation

36.4%

63.6%

Analysis of Changes in Winning Probabilities:

Tamara Zidansek has seen a decrease in its chances compared to the initial analysis. (-2.7%)

Oleksandra Oliynykova has improved its chances compared to the initial analysis. (+2.7%)

ML Model estimates a lower probability for Tamara Zidansek than the current prediction. (-0.7%)

ML Model estimates a higher probability for Oleksandra Oliynykova than the current prediction. (+0.7%)

Who will win by Users?

1	X	2
10%	0%	90%

Tamara Zidansek - Oleksandra Oliynykova Predictions

Users Predictions: Oleksandra Oliynykova will win (8 of 9 users predict this - 88.89%).
Confidence interval (95%): 68.36% – 100%.

Verified Performance Core (Selected Experts): Oleksandra Oliynykova will win (3 of 3 users predict this - 100%) 🥉 Bronze Tip.

Expected Score (Market Odds): 0:2

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Preview

Zidansek is ranked WTA: 152. Oliynykova is ranked WTA: 163.

Zidansek has been quite unpredictable recently (last 5 games: 2 wins).

Oliynykova is in very good shape now (in the last 5 games, wins – 4).

Oliynykova may face physical challenges compared to their opponent, as they have played more matches in recent days.

Oliynykova might have a minor edge in this game.

We predict that Oliynykova will win today's game, with odds of 1.41.

In the last 1 head-to-head match, Zidansek won 0 matches, drew 0 matches, lost 1 match, and goals 0:2.

Last Results with these Odds

Oleksandra Oliynykova - the odds 1.55 are the expected chance of winning is 60.23%, but this team recently wins 71% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Tamara Zidansek
ATP Challenger
17.09.25	Tamara Zidansek - Ylena In-Albon	2:1 ✺
15.09.25	Tamara Zidansek - Jennifer Ruggeri	2:0 ✺
09.09.25	Oleksandra Oliynykova - Tamara Zidansek	2:0 ✺
WTA US Open
18.08.25	Laura Pigossi - Tamara Zidansek	2:1 ✺
ITF Tournaments
04.08.25	Arabella Koller - Tamara Zidansek	Canceled ✺
Form Coefficient (based on results and difficulties of last matches) - 2.6 WWLL?
- Oleksandra Oliynykova
ATP Challenger
18.09.25	Oleksandra Oliynykova - Darja Semenistaja	2:0 ✺
16.09.25	Oleksandra Oliynykova - Federica Urgesi	2:0 ✺
12.09.25	Mona Barthel - Oleksandra Oliynykova	2:0 ✺
11.09.25	Teodora Kostovic - Oleksandra Oliynykova	0:2 ✺
09.09.25	Oleksandra Oliynykova - Tamara Zidansek	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 11.5 WWLWW

Latest Head to Head

ATP Challenger
09.09.25	Oleksandra Oliynykova - Tamara Zidansek	2:0

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