Match Info

WTA - SINGLES: US Open - Qualification, hard - Semi-finals

Date: 21 August 2025, Thursday

Location: USTA Billie Jean King NTC (New York, NY)

Where to Watch on TV:


Belgium	HBO Max, HBO Max
Bosnia-and-herzegovina	HBO Max
Bulgaria	HBO Max
Croatia	HBO Max
Czech-republic	HBO Max
Denmark	HBO Max
Finland	HBO Max
France	HBO Max
Hungary	HBO Max
Moldova	HBO Max
Montenegro	HBO Max
Netherlands	HBO Max
North-macedonia	HBO Max
Norway	HBO Max
Poland	HBO Max
Romania	HBO Max
Serbia	HBO Max
Slovenia	HBO Max
Spain	HBO Max
Sweden	HBO Max


	Maja Chwalinska		Janice Tjen

	1	2
	4.5	1.18
	4.6	1.17
	4.28	1.2
	4.77	1.2
	4.82	1.17	Watch
	5	1.14
	4.57	1.2	Watch
	1.84	1.85
Avarage Now (Initially)	4.3 ↑ (1.84)	1.26 ↓ (1.85)

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

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Current Win Probability

Maja Chwalinska
22.7%

Janice Tjen
77.3%

Initial Probability

(when we started the analysis)

50.1%

49.9%

Analysis of Changes in Winning Probabilities:

Maja Chwalinska has seen a decrease in its chances compared to the initial analysis. (-27.4%)

Note: This is a significant drop in prediction, indicating that Maja Chwalinska's form might have worsened.

Janice Tjen has improved its chances compared to the initial analysis. (+27.4%)

Note: This is a significant improvement in prediction, suggesting Janice Tjen's recent form is better than expected.

Who will win by Users?

1	X	2
60%	0%	40%

Maja Chwalinska - Janice Tjen Predictions

Users Predictions: 9 users predict this event. Chwalinska will win (votes: 5 - 55.6%). Tjen will win (votes: 4 - 44.4%).
Confidence interval (95%) for Chwalinska: 23.1% – 88.1%.

Verified Performance Core (Selected Experts): 1 Selected Experts predict this event. Chwalinska (votes: 1 - 100%).

Over/Under & Asian Handicap Predictions by Selected Experts:

O/U 8.5 Games, 1st Set - under (votes: 4 - 100%) 🥈 Silver Tip.

Expected Score (Market Odds): 0:2

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Preview

Chwalinska is ranked WTA: 177. Tjen is ranked WTA: 147.

Tjen is in great form at the moment (in the last 5 games, wins – 4).

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

In this match, Tjen is the team to beat.

We predict that Tjen will win today's game, with odds of 1.42.

Recently, the players have not faced each other.

Last Results with these Odds

Maja Chwalinska - the odds 1.84 are the expected chance of winning is 50.14%, but this team recently wins 18% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Maja Chwalinska
WTA US Open
19.08.25	Georgia Pedone - Maja Chwalinska	0:2 ✺
WTA Iasi
16.07.25	Maja Chwalinska - Jil Belen Teichmann	0:2 ✺
14.07.25	Iryna Shymanovich - Maja Chwalinska	1:2 ✺
WTA Wimbledon
24.06.25	Raluca Georgiana Serban - Maja Chwalinska	2:1 ✺
ATP Challenger
05.06.25	Maja Chwalinska - Ana Bogdan	Bogdan A. walkover ✺
Form Coefficient (based on results and difficulties of last matches) - 4.5 WLWL?
- Janice Tjen
WTA US Open
19.08.25	Janice Tjen - Varvara Lepchenko	2:0 ✺
ITF Tournaments
10.08.25	Petra Marcinko - Janice Tjen	2:1 ✺
09.08.25	Jessika Ponchet - Janice Tjen	0:2 ✺
08.08.25	Lanlana Tararudee - Janice Tjen	0:2 ✺
07.08.25	Janice Tjen - Simona Waltert	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 6.4 WLWWW

Maja Chwalinska - Janice Tjen: Predictions, Live Scores & TV Guide