Jelena Ostapenko vs Arianne HartonoLuxembourg Round of 16

Luxembourg · WTA · Round of 16
#31WTA
1855ELO
1794Hard ELO
$1.2MYTD
$20MCAREER
29 yrs · 177 cm · Right-handed
Last 10 · pre-match
LWWLWWWLWL
2 — 1
Sets
Monday, 13 September 2021
hard
#334WTA
1453ELO
1436Hard ELO
30 yrs · Right-handed
Last 10 · pre-match
LWLLWWLLWL
Ostapenko J.
6-2 4-6 6-1
Hartono A.
Ostapenko J.
6462
Hartono A.
2611

Jelena Ostapenko defeated Arianne Hartono 6-2 4-6 6-1 in the Luxembourg round of 16 on hard. The result followed the form book — Jelena Ostapenko came in ranked #31.

Key context

  • Match story: Jelena Ostapenko came through a tight passage before pulling clear — 6–2 4–6 6–1.

Head to head

No previous meetings on record.

Serve vs return

This season
Ostapenko J.serving71% hold

wins 59% of points on serve vs Hartono A.

Hartono A.serving64% hold

wins 56% of points on serve vs Ostapenko J.

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

Ostapenko J.Hartono A.
10
Serve
45
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·Even
57%
58%
1st serve points won·Even
66%
63%
2nd serve points won·Even
44%
44%
Service points won·Even
57%
55%
Return points won·Even
45%
44%
Break points saved·Even
53%
54%
Aces / match·Slight edge
3.8
2.5
Double faults / match·Even
5.3
5.0

Averages over each player's completed matches in the selected window (200 vs 137). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
88
27
Break points saved·Dominant
79
47
Break points won·Clear edge
100
81
Deciding sets·Dominant
96
26
Tiebreaks·
87

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

Umpiry Score

Pre-match
6.8
Slight advantageUmpiry Score
  • Extended break: 28 days (−0.3)
4.9
Heavy underdogUmpiry ScorePartial · surface data limited
Form & Matchup
9.3+359 Hard Elo edge
Surface ELO
0.7Hard Elo 1436
9.7Overall Elo 1855
ELO gap
0.3Overall Elo 1453
5.0No prior meetings
H2H
5.0
5.5
Surface form
0.0
Win streak
Fatigue & Travel
8.0
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
Freshness·
92

Ostapenko J.: 9 days rest · 3 matches (14d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast