Katja Wiersholm vs Berta Passola — W50 Berkeley Qualifying Round of 32

W50 Berkeley · ITF · Qualifying Round of 32
USA
Katja Wiersholm
#1018WTA
22 yrs
Last 10 · pre-match
LWWWWLWWWL
0 — 2
Sets
Monday, 21 September 2026 ·
hard
ESP
Berta Passola
#789WTA
$6kYTD
$12kCAREER
21 yrs
Last 10 · pre-match
LWLWWWWWWW
Wiersholm K.
6-7 2-6
Passola B.
Wiersholm K.
6120
Passola B.
7762

Berta Passola defeated Katja Wiersholm 7-6, 6-2 in the qualifying round 32 of the W50 Berkeley tournament. Passola served one ace and committed four double faults, while Wiersholm had one ace and five double faults. Passola converted 50% of her break points and won five service breaks, compared to Wiersholm's 75% conversion rate and three service breaks.

Generated automatically from Umpiry match data.

Momentum · Final
Wiersholm K.5/10
Passola B.7/10

hold to 0/15to 30to 40 / deucebroken

Key context

  • Match story: Berta Passola closed it out in two sets, 7–6 6–2.

Head to head

No previous meetings on record.

Statistics

This season
Wiersholm K.Passola B.
1st serve in·Slight edge
77%
66%
1st serve points won·Slight edge
58%
68%
2nd serve points won·Slight edge
55%
44%
Service points won·Even
57%
60%
Return points won·Slight edge
49%
55%
Break points saved·Clear edge
47%
63%
Aces / match·Slight edge
0.0
1.0
Double faults / match·Dominant
2.7
4.4

Averages over each player's completed matches in the selected window (6 vs 11). ATP, WTA & Challenger.

Win Probability

Pre-match · updated 17:50 UTC
Wiersholm K.27%
Passola B.73%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Clear favourite · Passola B. clearly ahead, but no certainty

Calibrated model (out-of-sample validated). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
Wiersholm K.
5.7
Slight disadvantageUmpiry ScorePartial · surface data limited
Passola B.
6.3
Marginal edgeUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0No prior meetings
Surface form
8.16 of last 8 on hard
0.0Lost last 2
Win streak
9.05-match win streak
Fatigue & Travel
4.8Won 46% in USA (28)
Country comfort
Surface transition
6.0Clay → Hard
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.

Conditions

Weather
16°CFog
Wind 14 km/hHumidity 90%

Draw