Yasutaka Uchiyama vs Coleman WongNonthaburi 2 CH Round of 16

Nonthaburi 2 CH · CHALLENGER · Round of 16
#336ATP
1463ELO
1431Hard ELO
33 yrs · 183 cm · Right-handed
Last 10 · pre-match
LLLLLLLWWW
2 — 1
Sets
Monday, 8 January 2024
hard
#111ATP
1602ELO
1593Hard ELO
$287kYTD
$1.2MCAREER
22 yrs · 191 cm · Right-handed
Last 10 · pre-match
WLLLLWLWLL
Uchiyama Y.
6-7 6-1 6-4
Wong C.
Uchiyama Y.
66662
Wong C.
78141

Yasutaka Uchiyama defeated Coleman Wong 6-7 6-1 6-4 in the Nonthaburi 2 CH round of 16 on hard. The upset overturned the form book — Coleman Wong came in ranked #111.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Uchiyama Y.serving86% hold

wins 67% of points on serve vs Wong C.

Wong C.serving88% hold

wins 68% of points on serve vs Uchiyama Y.

Serve-dominated — both hold easily, expect tiebreaks

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

Serve & return on hard

Uchiyama Y.Wong C.
Serve
37
Return
34

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
1st serve in·Even
61%
61%
1st serve points won·Even
74%
73%
2nd serve points won·Even
51%
50%
Service points won·Even
65%
64%
Return points won·Even
35%
37%
Break points saved·Even
63%
61%
Aces / match·Clear edge
6.7
8.4
Double faults / match·Even
2.0
2.2

Averages over each player's completed matches in the selected window (131 vs 177). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Clear edge
30
43
Break points saved·Even
91
91
Break points won·Even
2
5
Deciding sets·Even
45
43
Tiebreaks·Dominant
23
88

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

Umpiry Score

Pre-match
5.8
Slight disadvantageUmpiry Score
7.1
Strong advantageUmpiry Score
Form & Matchup
2.5Hard Elo 1431
Surface ELO
7.5+162 Hard Elo edge
2.4Overall Elo 1463
ELO gap
7.6Overall Elo 1602
5.0No prior meetings
H2H
5.0
6.0
Surface form
5.7
0.0
Win streak
0.0
Fatigue & Travel
9.0
Minutes 14d
8.9
8.0
Prev. match
8.0
Context
6.0
Defending pts
5.0

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·
89

Wong C.: 1 day rest · 1 match, 16 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast