Match Info

CHALLENGER MEN - SINGLES: Monastir - Qualification, hard - Semi-finals

Date: 26 October 2025, Sunday


	Sergio Callejon Hernando		Olaf Pieczkowski

	1	2
			Watch
	1.66	2.1	Watch
	1.67	2.07	Watch
	1.68	2.12
	1.62	2.14
Avarage Now (Initially)	1.66 ↓ (1.85)	2.11 ↑ (1.85)

The best margin for this event is 6.7%, offered by

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Current Win Probability

Sergio Callejon Hernando
56%

Olaf Pieczkowski
44%

Initial Probability

(when we started the analysis)

50%

Our Initial ML Estimation

52%

48%

Analysis of Changes in Winning Probabilities:

Sergio Callejon Hernando has improved its chances compared to the initial analysis. (+6%)

Note: This is a significant improvement in prediction, suggesting increased confidence in Sergio Callejon Hernando's performance.

Olaf Pieczkowski has seen a decrease in its chances compared to the initial analysis. (-6%)

Note: This is a significant drop in prediction, and Olaf Pieczkowski might be facing challenges that affect their performance.

ML Model estimates a lower probability for Sergio Callejon Hernando than the current prediction. (-4%)

ML Model estimates a higher probability for Olaf Pieczkowski than the current prediction. (+4%)

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Preview

Callejon Hernando is ranked ATP: 595. Pieczkowski is ranked ATP: 503.

Both players are showing inconsistent performances lately.

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

In this match, both players are almost equally likely to win.

Recently, the players have not faced each other.

Last Results with these Odds

Olaf Pieczkowski - the odds 1.85 are the expected chance of winning is 50%, but this team recently wins 13% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Sergio Callejon Hernando
ATP Challenger
19.10.25	Sergio Callejon Hernando - Marvin Moeller	0:2 ✺
ITF Tournaments
11.10.25	Sergio Callejon Hernando - Alejandro Turriziani Alvarez	0:2 ✺
10.10.25	Sergio Callejon Hernando - Tomas Curras Abasolo	2:0 ✺
09.10.25	Sergio Callejon Hernando - Anas Mazdrashki	2:0 ✺
08.10.25	Sergio Callejon Hernando - Enzo Wallart	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 6.3 LLWWW
- Olaf Pieczkowski
ATP Challenger
05.10.25	Olaf Pieczkowski - Dimitris Sakellaridis	Pieczkowski O. retired ✺
ITF Tournaments
01.10.25	Olaf Pieczkowski - Karlis Ozolins	1:2 ✺
Davis Cup World Group I
13.09.25	Olaf Pieczkowski - Cameron Norrie	0:2 ✺
12.09.25	Olaf Pieczkowski - Jacob Fearnley	Canceled ✺
ATP Challenger
03.09.25	Olaf Pieczkowski - Titouan Droguet	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 10.7 ?LL?L

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