Petra Marcinko vs Simona WaltertEastbourne Qualifying Semi-final

Eastbourne · WTA · Qualifying Semi-final
#52WTA
1704ELO
1452Grass ELO
20 yrs · 176 cm
Last 10
LWLWLWLWWW
Sets
Saturday, 20 June 2026 ·
grass
COURT 4 · 4th on
#88WTA
1682ELO
1487Grass ELO
25 yrs · Right-handed
Last 10
LLWWLLLWWL
Marcinko P.
vs
Waltert S.

Win Probability

Pre-match · updated 19:21 UTC
Marcinko P.43%
Waltert S.57%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Toss-up · Too close to call

Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
6.4
Marginal edgeUmpiry ScorePartial · surface data limited
5.1
Clear underdogUmpiry Score
  • Surface jump clay↔grass (−0.8)
Form & Matchup
4.6Grass Elo 1452
Surface ELO
5.4+34 Grass Elo edge
5.1Overall Elo 1704
ELO gap
4.9Overall Elo 1682
5.0First meeting on grass
H2H
5.0First meeting on grass
Surface form
3.94 of last 10 on grass
Win streak
0.0
Fatigue & Travel
4.02 three-setters in 14 days
3-set count
Surface transition
3.0Clay → Grass
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

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.

Form trajectory

Direction of recent form — results vs Elo expectation blended with serve/return vs each player's baseline, over the last few months. About

19 vs 28 matches

Statistics

This season
1st serve in·Slight edge
58%
63%
1st serve points won·Even
63%
62%
2nd serve points won·Even
42%
46%
Service points won·Even
54%
56%
Return points won·Even
45%
46%
Break points saved·Clear edge
46%
58%
Aces / match·Slight edge
2.4
1.4
Double faults / match·Slight edge
4.3
3.8

Averages over each player's completed matches in the selected window (19 vs 28). ATP, WTA & Challenger.

Serve vs return

This season
Marcinko P.serving69% hold

wins 58% of points on serve vs Waltert S.

Waltert S.serving75% hold

wins 61% of points on serve vs Marcinko P.

Serve advantage — Waltert S.

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

Clutch

Under pressure
Clutch Rating·Slight edge
71
79
Break points saved·Dominant
54
79
Break points won·Even
95
94
Deciding sets·Slight edge
90
83
Tiebreaks·
82

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

Freshness

Recent load
Freshness·Clear edge
76
100

Marcinko P.: 4 days rest · 2 matches, 52 games (7d) · Waltert S.: 15 days rest. Higher means fresher. About

When it starts

4th on COURT 4 · not before Followed by · 2 matches still to finish ahead

  1. 1Osorio C. v Tomljanovic A.
  2. 2Sonmez Z. v Vandewinkel H.
  3. 4Marcinko P. v Waltert S.This match

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Weather forecast
21°CClear
Wind 17 km/hHumidity 74%

Head to head

No previous meetings on record.