Himeno Sakatsume vs Vitalia Diatchenko — Porto 125 Quarter-final

Porto 125 · CHALLENGER · Quarter-final
JPN
Himeno Sakatsume
#123WTA
1611ELO
1599Hard ELO
24 yrs · Right-handed
Last 10 · pre-match
LLWWLLLLWW
2 — 1
Sets
Monday, 14 July 2025
hard
RUS
Vitalia Diatchenko
#560WTA
1466ELO
1444Hard ELO
35 yrs · 170 cm · Right-handed
Last 10 · pre-match
LWLLLLLWWW
Sakatsume H.
2-6 7-5 6-4
Diatchenko V.
Sakatsume H.
2762
Diatchenko V.
6541

Himeno Sakatsume defeated Vitalia Diatchenko 2-6 7-5 6-4 in the Porto 125 quarter-final on hard. The result followed the form book — Himeno Sakatsume came in ranked #123.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Sakatsume H.serving55% hold

wins 52% of points on serve vs Diatchenko V.

Diatchenko V.serving43% hold

wins 47% of points on serve vs Sakatsume H.

Baseline battle — serve is shaky, expect plenty of breaks

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

Statistics

This season
Sakatsume H.Diatchenko V.
1st serve in·Even
66%
63%
1st serve points won·Even
63%
62%
2nd serve points won·Slight edge
49%
41%
Service points won·Even
58%
54%
Return points won·Even
47%
46%
Break points saved·Even
56%
53%
Aces / match·Even
1.8
1.7
Double faults / match·Dominant
1.8
5.8

Averages over each player's completed matches in the selected window (92 vs 19). ATP, WTA & Challenger.

Clutch

Under pressure
Sakatsume H.Diatchenko V.
Clutch Rating·Dominant
62
15
Break points saved·Dominant
64
22
Break points won·Dominant
97
69
Deciding sets·Clear edge
62
45
Tiebreaks·
—
28

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

Umpiry Score

Pre-match
Sakatsume H.
6.4
Marginal edgeUmpiry Score
Diatchenko V.
6.3
Marginal edgeUmpiry Score
Form & Matchup
7.1+155 Hard Elo edge
Surface ELO
2.9Hard Elo 1444
7.2Overall Elo 1611
ELO gap
2.8Overall Elo 1466
5.0No prior meetings
H2H
5.0
3.8
Surface form
8.4
0.0
Win streak
9.05-match win streak
Fatigue & Travel
7.0
3-set count
4.0
Context
5.0
Defending pts
5.0
5.0
Opponent rise

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
Sakatsume H.Diatchenko V.
Freshness·
100
—

Sakatsume H.: 18 days rest. Higher means fresher. About

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Final
Valentova T.
Tararudee L.
6-46-2
Semi-finals
Valentova T.
Sakatsume H.
7-606-1
Tararudee L.
Friedsam A.
6-36-3
Quarter-finals
Sakatsume H.
Diatchenko V.
2-67-56-4
Valentova T.
Gao X.
6-06-3
Tararudee L.
Voloshchuk A.
7-56-2
Friedsam A.
Hontama M.
3-66-46-4
R16
Hontama M.
Barthel M.
3-0
Friedsam A.
Cabrera L.
7-57-611
Sakatsume H.
Korneeva A.
7-57-63
Diatchenko V.
Charaeva A.
6-44-67-60
Valentova T.
Hruncakova V.
6-36-0
Gao X.
Jorge M.
6-10-66-3
Tararudee L.
Preston T.
6-26-2
Voloshchuk A.
Inoue H.
6-46-3
R32
Hruncakova V.
Bektas E.
6-46-747-66
Preston T.
Costoulas S.
7-52-1
Charaeva A.
Couto L.
6-16-0
Voloshchuk A.
Watson H.
6-40-0
Diatchenko V.
Knutson G.
6-26-4
Valentova T.
Jorge F.
6-16-3
Cabrera L.
Freitas A.
6-26-1
Sakatsume H.
Ito A.
6-16-1
Korneeva A.
Leonard M.
6-46-2
Jorge M.
Monnet C.
6-36-4
Gao X.
Andrianjafitrimo T.
6-16-2
Inoue H.
Falei A.
7-643-66-2
Friedsam A.
Naef C.
6-46-1
Hontama M.
Hon P.
6-17-64
Tararudee L.
Ryser V.
6-26-2
Barthel M.
Laundes F.
6-06-1