Match Info

CHALLENGER MEN - SINGLES: Bad Waltersdorf, clay - 1/16-finals

Date: 15 September 2025, Monday


	Jan Choinski		Vitaliy Sachko

	1	2
	1.73	2	Watch
	1.8	1.91
			Watch
	1.71	2.01	Watch
	1.78	1.95	Watch
	1.83	1.83
Avarage Now (Initially)	1.77 ↓ (1.83)	1.94 ↑ (1.83)

The best margin for this event is 7.5%, offered by

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Current Win Probability

Jan Choinski
52.3%

Vitaliy Sachko
47.7%

Initial Probability

(when we started the analysis)

50%

Our Initial ML Estimation

48.1%

51.9%

Analysis of Changes in Winning Probabilities:

Jan Choinski has improved its chances compared to the initial analysis. (+2.3%)

Vitaliy Sachko has seen a decrease in its chances compared to the initial analysis. (-2.3%)

ML Model estimates a lower probability for Jan Choinski than the current prediction. (-4.2%)

ML Model estimates a higher probability for Vitaliy Sachko than the current prediction. (+4.2%)

Jan Choinski - Vitaliy Sachko Predictions

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

Expected Score (Market Odds): 2:0

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Preview

Choinski is ranked ATP: 218. Sachko is ranked ATP: 224.

Both players are showing inconsistent performances lately.

Choinski may have a physical advantage due to more rest days in recent times.

In the last 2 head-to-head matches, Choinski won 1 match, drew 0 matches, lost 1 match, and goals 3:2. (average 1.5:1).

Last Results with these Odds

Jan Choinski - the odds 1.83 are the expected chance of winning is 50%, but this team recently wins 55% of matches with these odds.

Vitaliy Sachko - the odds 1.83 are the expected chance of winning is 50%, but this team recently wins 42% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Jan Choinski
ATP Challenger
09.09.25	Jan Choinski - Vitaliy Sachko	1:2 ✺
03.09.25	Jan Choinski - Joel Schwaerzler	0:2 ✺
02.09.25	Jan Choinski - Jozef Kovalik	2:0 ✺
ATP US Open
19.08.25	Jan Choinski - Terence Atmane	Canceled ✺
19.08.25	Jan Choinski - Andrea Collarini	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 6.2 LLW?L
- Vitaliy Sachko
ATP Challenger
12.09.25	Vitaliy Sachko - Thiago Augustin Tirante	0:2 ✺
11.09.25	Vitaliy Sachko - Tiago Pereira	2:1 ✺
09.09.25	Jan Choinski - Vitaliy Sachko	1:2 ✺
03.09.25	Sandro Kopp - Vitaliy Sachko	2:1 ✺
02.09.25	Maxim Mrva - Vitaliy Sachko	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 9.4 LWWLW

Latest Head to Head

ATP Challenger
09.09.25	Jan Choinski - Vitaliy Sachko	1:2
30.11.22	Vitaliy Sachko - Jan Choinski	0:2

Jan Choinski - Vitaliy Sachko: Predictions, Live Scores & TV Guide