Marta Kostyuk vs Katherine SebovChicago 1 Round of 32

Chicago 1 · WTA · Round of 32
#11WTA
2057ELO
1968Hard ELO
$2.3MYTD
$9.1MCAREER
24 yrs · 175 cm · Right-handed
Last 10 · pre-match
LWWWWWLWWW
2 — 0
Sets
Monday, 23 August 2021
hard
#229WTA
1407ELO
1401Hard ELO
27 yrs · 173 cm · Right-handed
Last 10 · pre-match
LWLWWLLLLW
Kostyuk M.
6-0 6-3
Sebov K.
Kostyuk M.
662
Sebov K.
030

Marta Kostyuk defeated Katherine Sebov 6-0 6-3 in the Chicago 1 round of 32 on hard. The result followed the form book — Marta Kostyuk came in ranked #11.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Kostyuk M.serving67% hold

wins 57% of points on serve vs Sebov K.

Sebov K.serving64% hold

wins 56% of points on serve vs Kostyuk M.

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

Serve & return on hard

Kostyuk M.Sebov K.
53
Serve
57
Return

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
1st serve in·Clear edge
59%
77%
1st serve points won·Slight edge
66%
58%
2nd serve points won·Even
44%
48%
Service points won·Even
57%
55%
Return points won·Even
45%
46%
Break points saved·Even
56%
55%
Aces / match·Clear edge
3.1
0.7
Double faults / match·Dominant
5.8
1.9

Averages over each player's completed matches in the selected window (200 vs 123). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
92
51
Break points saved·Dominant
93
53
Break points won·Clear edge
98
83
Deciding sets·Dominant
98
64
Tiebreaks·
85

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

Umpiry Score

Pre-match
6.1
Even matchUmpiry Score
  • Extended break: 56 days (−0.7)
2.9
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 1290 days (−1.5)
Form & Matchup
10.0+567 Hard Elo edge
Surface ELO
0.0Hard Elo 1401
10.0Overall Elo 2057
ELO gap
0.0Overall Elo 1407
5.0No prior meetings
H2H
5.0
4.7
Surface form
0.0
Win streak
0.0
Fatigue & Travel
7.0
Surface transition
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
Freshness·Clear edge
73
88

Kostyuk M.: 4 days rest · 3 matches, 57 games (7d) · Sebov K.: 4 days rest · 2 matches, 34 games (7d). Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast