Lucio Ratti vs Khumoun SultanovAstana Round of 16

Astana · CHALLENGER · Round of 16
#389ATP
1374ELO
1310Hard ELO
22 yrs · 183 cm · Right-handed
Last 10 · pre-match
LWWLWWWWWL
0 — 2
Sets
Wednesday, 12 August 2026 ·
hard
CENTER COURT · 1st on
#513ATP
1379ELO
1367Hard ELO
27 yrs · 180 cm · Right-handed
Last 10 · pre-match
LWWLWWLLLL
Ratti L.
4-6 5-7
Sultanov K.
Ratti L.
450
Sultanov K.
672

Khumoun Sultanov defeated Lucio Ratti 6-4, 7-5 in the Round of 16 at the Astana hard-court tournament. Sultanov hit 6 aces and 7 double faults, while winning 80% of his first-serve points and converting 57% of his break points. Sultanov won 4 service breaks to Ratti's 2.

Key context

Head to head

No previous meetings on record.

Statistics

This season
1st serve in·Slight edge
67%
59%
1st serve points won·Even
66%
70%
2nd serve points won·Even
53%
57%
Service points won·Even
62%
65%
Return points won·Even
44%
44%
Break points saved·Slight edge
60%
66%
Aces / match·Clear edge
2.0
4.6
Double faults / match·Clear edge
2.9
1.7

Averages over each player's completed matches in the selected window (20 vs 18). ATP, WTA & Challenger.

Win Probability

Pre-match · updated 05:50 UTC
Ratti L.42%
Sultanov K.58%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Toss-up · Too close to call

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

Umpiry Score

Pre-match
6.1
Even matchUmpiry Score
6.5
Marginal edgeUmpiry Score
Form & Matchup
4.3Hard Elo 1310
Surface ELO
5.7+57 Hard Elo edge
4.9Overall Elo 1374
ELO gap
5.1Overall Elo 1379
5.0No prior meetings
H2H
5.0No prior meetings
6.03 of last 5 on hard
Surface form
6.56 of last 10 on 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.

Freshness

Recent load
Freshness·Even
71
74

Ratti L.: 1 day rest · 2 matches, 52 games (7d) · Sultanov K.: 4 days rest · 3 matches, 72 games (7d). Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast
Weather
22°CClear
Wind 15 km/hHumidity 50%

Draw