Rudolf Molleker vs Facundo Diaz AcostaBraunschweig Round of 32

Braunschweig · CHALLENGER · Round of 32
#484ATP
1387ELO
1382Clay ELO
25 yrs · 188 cm · Right-handed
Last 10
WWLWWLWWLL
Sets
Tuesday, 7 July 2026 ·
clay
#120ATP
1681ELO
1668Clay ELO
$264kYTD
$1.7MCAREER
25 yrs · 183 cm · Left-handed
Last 10
WWWWWLLWWW
Molleker R.
vs
Diaz Acosta F.

Rudolf Molleker faces Facundo Diaz Acosta in the Braunschweig round of 32 on clay. Facundo Diaz Acosta holds the paper edge — ranked #120, a roughly 290-point clay Elo advantage.

Win Probability

Pre-match · updated 18:22 UTC
Molleker R.13%
Diaz Acosta F.87%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Strong favourite · Diaz Acosta F. heavily favoured

Calibrated model · 63% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Key context

Umpiry Score

Pre-match
4.8
Heavy underdogUmpiry Score
  • Back-to-back day (−0.5)
8.3
Dominant favouriteUmpiry Score
Form & Matchup
1.4Clay Elo 1382
Surface ELO
8.6+286 Clay Elo edge
1.3Overall Elo 1387
ELO gap
8.7Overall Elo 1680
5.0First meeting on clay
H2H
5.0First meeting on clay
7.37 of last 10 on clay
Surface form
9.19 of last 10 on clay
Win streak
9.05-match win streak
Fatigue & Travel
7.01 three-setter in 14 days
3-set count
4.02 three-setters 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.

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

16 vs 32 matches

Statistics

This season
1st serve in·Even
60%
63%
1st serve points won·Slight edge
74%
67%
2nd serve points won·Even
50%
52%
Service points won·Even
64%
61%
Return points won·Slight edge
37%
44%
Break points saved·Even
62%
62%
Aces / match·Dominant
6.5
2.8
Double faults / match·Clear edge
3.4
2.6

Averages over each player's completed matches in the selected window (16 vs 32). ATP, WTA & Challenger.

Serve vs return

This season
Molleker R.serving66% hold

wins 57% of points on serve vs Diaz Acosta F.

Diaz Acosta F.serving74% hold

wins 60% of points on serve vs Molleker R.

Serve advantage — Diaz Acosta F.

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·Dominant
10
59
Break points saved·Clear edge
69
89
Break points won·Clear edge
12
33
Deciding sets·Dominant
5
68
Tiebreaks·Dominant
24
83

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

Freshness

Recent load
Freshness·Dominant
88
47

Molleker R.: 1 day rest · 1 match, 18 games (7d) · Diaz Acosta F.: 1 day rest · 5 matches, 113 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast
Weather forecast
21°CShowers
Wind 18 km/hHumidity 69%

Head to head

No previous meetings on record.