Claire Liu vs Yeon Woo Ku — Seoul Round of 32

Seoul · WTA · Round of 32
Claire Liu
USA
Claire Liu
#111WTA
1669ELO
1635Hard ELO
26 yrs · 170 cm · Right-handed
Last 10 · pre-match
WWLLWWWWWL
2 — 0
Sets
Monday, 9 October 2023
hard
KOR
Yeon Woo Ku
1519ELO
1500Hard ELO
23 yrs
Last 10 · pre-match
LLWWWWWWWW
Liu C.
6-3 6-3
Ku Y.
Liu C.
662
Ku Y.
330

Claire Liu defeated Yeon Woo Ku 6-3 6-3 in the Seoul round of 32 on hard.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Liu C.serving57% hold

wins 53% of points on serve vs Ku Y.

Ku Y.serving69% hold

wins 58% of points on serve vs Liu C.

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
Liu C.Ku Y.
1st serve in·Even
66%
66%
1st serve points won·Even
62%
61%
2nd serve points won·Even
45%
47%
Service points won·Even
56%
56%
Return points won·Slight edge
44%
49%
Break points saved·Even
54%
55%
Aces / match·Clear edge
2.7
1.1
Double faults / match·Slight edge
2.9
3.4

Averages over each player's completed matches in the selected window (138 vs 95). ATP, WTA & Challenger.

Clutch

Under pressure
Liu C.Ku Y.
Clutch Rating·Slight edge
61
50
Break points saved·Clear edge
64
51
Break points won·Slight edge
78
86
Deciding sets·Clear edge
79
63
Tiebreaks·
67
—

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Umpiry Score

Pre-match
Liu C.
6.6
Marginal edgeUmpiry Score
Ku Y.
3.4
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 177 days (−1.5)
Form & Matchup
8.2+135 Hard Elo edge
Surface ELO
1.8Hard Elo 1500
7.9Overall Elo 1669
ELO gap
2.1Overall Elo 1519
5.0No prior meetings
H2H
5.0
3.2
Surface form
0.0Lost last 2
Win streak
0.0Lost last 3
Fatigue & Travel
8.3
Minutes 14d
7.0
3-set count
6.0
Prev. match
Context
5.0
Defending pts
5.0

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
Liu C.Ku Y.
Freshness·Dominant
75
100

Liu C.: 1 day rest · 2 matches, 37 games (7d) · Ku Y.: 20 days rest. Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast

Draw

Final
Pegula J.[1]
Yuan Y.
6-26-3
Semi-finals
Pegula J.[1]
Wickmayer Y.
6-46-3
Yuan Y.
Bektas E.
6-736-46-2
Quarter-finals
Yuan Y.
Bouzkova M.[4]
7-57-67
Wickmayer Y.
Kudermetova P.
6-36-1
Bektas E.
Birrell K.
4-66-36-2
Pegula J.[1]
Liu C.
4-66-36-0
R16
Yuan Y.
Juvan K.
6-44-1
Liu C.
Rus A.[7]
1-66-33-0
Bouzkova M.[4]
Lys E.
6-1
Bektas E.
Jang S.
6-36-4
Pegula J.[1]
Krueger A.
6-36-1
Birrell K.
Back D.
6-06-1
Kudermetova P.
Von Deichmann K.
6-36-1
Wickmayer Y.
Alexandrova E.[3]
6-37-66
R32
Von Deichmann K.
Khromacheva I.
5-76-43-0
Bektas E.
Pigossi L.
6-756-47-5
Birrell K.
Vickery S.
6-46-4
Kudermetova P.
Parks A.[6]
3-66-16-0
Krueger A.
Podoroska N.
6-26-4
Wickmayer Y.
Liang E.
6-36-4
Lys E.
Schmiedlova A.
6-26-4
Pegula J.[1]
Hruncakova V.
6-26-4
Liu C.
Ku Y.
6-36-3
Rus A.[7]
Han N.
6-16-3
Yuan Y.
Hartono A.
6-16-2
Bouzkova M.[4]
Day K.
6-46-4
Alexandrova E.[3]
Hontama M.
6-36-1
Back D.
Ostapenko J.[2]
3-66-17-64
Juvan K.
Boulter K.[8]
6-46-4
Jang S.
Kenin S.[5]
6-16-4