Julia Riera vs Mary StoianaKia Open - Barranquilla Round of 16

Kia Open - Barranquilla · CHALLENGER · Round of 16
#147WTA
1563ELO
1488Hard ELO
$187kYTD
$989kCAREER
24 yrs · Right-handed
Last 10 · pre-match
LWLWWWWWLW
2 — 1
Sets
Thursday, 10 September 2026 ·
hard
#122WTA
1656ELO
1567Hard ELO
$260kYTD
$421kCAREER
23 yrs
Last 10 · pre-match
WLWWWLWWLL
Riera J.
4-6 7-6 6-3
Stoiana M.
Riera J.
47962
Stoiana M.
66731

Julia Riera defeated Mary Stoiana in the Round of 16 at the Kia Open - Barranquilla. The match ended with a score of 4-6, 7-6, 6-3 in favor of Riera. Despite being outbroken 4 times to Riera's 3, Riera converted 43% of her break points compared to Stoiana's 36%.

Generated automatically from Umpiry match data.

Key context

Head to head

No previous meetings on record.

Statistics

This season
1st serve in·Even
61%
64%
1st serve points won·Even
63%
62%
2nd serve points won·Even
47%
48%
Service points won·Even
57%
57%
Return points won·Even
47%
45%
Break points saved·Even
55%
56%
Aces / match·Even
2.4
1.8
Double faults / match·Clear edge
3.9
3.0

Averages over each player's completed matches in the selected window (47 vs 49). ATP, WTA & Challenger.

Win Probability

Pre-match · updated 23:50 UTC
Riera J.51%
Stoiana M.49%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Toss-up · Too close to call

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

Umpiry Score

Pre-match
4.6
Heavy underdogUmpiry Score
  • Back-to-back day (−0.5)
5.6
Slight disadvantageUmpiry Score
  • Back-to-back day (−0.5)
Form & Matchup
4.0Hard Elo 1488
Surface ELO
6.0+79 Hard Elo edge
3.8Overall Elo 1563
ELO gap
6.2Overall Elo 1656
5.0No prior meetings
H2H
5.0No prior meetings
4.14 of last 10 on hard
Surface form
6.56 of last 10 on hard
Fatigue & Travel
3-set count
7.01 three-setter in 14 days
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.

Freshness

Recent load
Freshness·Slight edge
65
71

Riera J.: 1 day rest · 3 matches, 64 games (7d) · Stoiana M.: 2 days rest · 2 matches, 49 games (7d). Higher means fresher. About

Conditions

Weather
29°COvercast
Wind 30 km/hHumidity 84%

Draw