Ekaterina Reyngold vs Yeon Woo Ku — W35 Changwon Quarter-final

W35 Changwon · CHALLENGER · Quarter-final
RUS
Ekaterina Reyngold
#415WTA
1423ELO
1431Hard ELO
25 yrs · Right-handed
Last 10 · pre-match
LLWLLWLWWW
0 — 0
Sets
Monday, 12 May 2025
hard
KOR
Yeon Woo Ku
1519ELO
1500Hard ELO
23 yrs
Last 10 · pre-match
LLWWWWWWWW
Reyngold E.
6-3 7-6
Ku Y.
Reyngold E.
6772
Ku Y.
363–

Ekaterina Reyngold defeated Yeon Woo Ku 6-3 7-6 in the W35 Changwon quarter-final on hard.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Reyngold E.serving42% hold

wins 47% of points on serve vs Ku Y.

Ku Y.serving47% hold

wins 49% of points on serve vs Reyngold E.

Baseline battle — serve is shaky, expect plenty of breaks

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Statistics

This season
Reyngold E.Ku Y.
1st serve in·Even
65%
66%
1st serve points won·Even
63%
61%
2nd serve points won·Even
45%
47%
Service points won·Even
56%
57%
Return points won·Even
48%
49%
Break points saved·Slight edge
51%
56%
Aces / match·Slight edge
2.2
1.1
Double faults / match·Even
3.5
3.3

Averages over each player's completed matches in the selected window (67 vs 89). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Reyngold E.
6.3
Marginal edgeUmpiry Score
Ku Y.
5.4
Clear underdogUmpiry Score
  • Extended break: 35 days (−0.7)
Form & Matchup
6.1Hard Elo 1431
Surface ELO
3.9+69 Hard Elo edge
5.6Overall Elo 1423
ELO gap
4.4Overall Elo 1519
5.0No prior meetings
H2H
5.0
4.4
Surface form
7.3
0.0Lost last 2
Win streak
Context
5.0
Defending pts
6.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Freshness

Recent load
Reyngold E.Ku Y.
Freshness·
—
100

Ku Y.: 21 days rest. Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast

Draw

Final
Reyngold E.
Zheng W.
4-67-57-62
Semi-finals
Reyngold E.
Wong H.
6-16-1
Zheng W.
Tjen J.
7-56-4
Quarter-finals
Wong H.
Abe H.
6-37-5
Reyngold E.
Ku Y.
6-37-63
Zheng W.
Koshiishi A.
6-46-3
Tjen J.
Back D.
1-67-646-3
R16
Back D.
Lee Y.
7-56-2
Reyngold E.
Lee E.
6-12-66-3
Abe H.
Zolotareva A.
7-651-66-0
Zheng W.
Yamazaki I.
6-36-0
Ku Y.
Lu J.
6-46-4
Koshiishi A.
Koike E.
6-36-3
Wong H.
Muramatsu C.
3-66-36-1
R32
Koike E.
Park S.
6-16-1
Lu J.
Kwon M.
6-36-0
Zolotareva A.
Hosogi S.
6-26-2
Zheng W.
Sema E.
6-16-3
Wong H.
Chaudhari V.
4-66-47-65
Tjen J.
Park Y.
6-26-1
Li Z.
Sim M.
6-16-2
Lee E.
Lee E.
6-46-2
Ku Y.
Saigo R.
6-16-0
Muramatsu C.
Park S.
6-736-26-1
Abe H.
Jeong B.
2-66-46-3
Lee Y.
Lansere S.
6-47-5
Back D.
Kovapitukted P.
6-34-66-3
Reyngold E.
Matsuda M.
6-46-3
Koshiishi A.
Sato H.
6-26-2
Yamazaki I.
Katsumi N.
6-06-3