Match Info

ITF WOMEN - SINGLES: W35 Andong, hard - 1/8-finals

Date: 22 May 2025, Thursday


	Dayeon Back		Ayumi Koshiishi

	1	2
	1.42	2.6
	1.5	2.4
	1.46	2.59	Watch
	1.5	2.5
	1.48	2.5	Watch
	1.5	2.4
Avarage Now (Initially)	1.48 ↓ (1.51)	2.5 (2.5)

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

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Current Win Probability

Dayeon Back
62.9%

Ayumi Koshiishi
37.1%

Initial Probability

(when we started the analysis)

62.3%

37.7%

Our Initial ML Estimation

62.6%

37.4%

Analysis of Changes in Winning Probabilities:

Dayeon Back has improved its chances compared to the initial analysis. (+0.6%)

Ayumi Koshiishi has seen a decrease in its chances compared to the initial analysis. (-0.6%)

ML Model estimates a lower probability for Dayeon Back than the current prediction. (-0.3%)

ML Model estimates a higher probability for Ayumi Koshiishi than the current prediction. (+0.3%)

Dayeon Back - Ayumi Koshiishi Predictions

Expected Score (Market Odds): 2:0

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Preview

Back is ranked WTA: 314. Koshiishi is ranked WTA: 395.

Back has had mixed results lately (last 5 games: 3 wins).

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

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

Back might have a minor edge in this game.

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

Form

✺ - easy match; ✺ - difficult match;

- Dayeon Back
ITF Tournaments
20.05.25	Dayeon Back - Sunam Jeong	2:0 ✺
16.05.25	Dayeon Back - Janice Tjen	1:2 ✺
14.05.25	Dayeon Back - Ya-Hsuan Lee	2:0 ✺
13.05.25	Dayeon Back - Punnin Kovapitukted	2:1 ✺
10.05.25	Janice Tjen - Dayeon Back	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 5 WLWWL
- Ayumi Koshiishi
ITF Tournaments
20.05.25	Ayumi Koshiishi - Eunhye Lee	2:0 ✺
15.05.25	Ena Koike - Ayumi Koshiishi	0:2 ✺
14.05.25	Ayumi Koshiishi - Hikaru Sato	2:0 ✺
07.05.25	Zongyu Li - Ayumi Koshiishi	2:0 ✺
01.05.25	Ayumi Koshiishi - Anastasia Zolotareva	2:1 ✺
Form Coefficient (based on results and difficulties of last matches) - 10.4 WWWLW

Latest Head to Head

ITF Tournaments
07.03.24	Dayeon Back - Ayumi Koshiishi	2:0

Dayeon Back - Ayumi Koshiishi: Predictions, Live Scores & TV Guide