Ethan Cook vs Hunter HeckPhan Thiet 4 Qualifying Round of 32

Phan Thiet 4 · CHALLENGER · Qualifying Round of 32
#1265ATP
23 yrs · 175 cm · Right-handed
Last 10
LWWLLWWLLL
Sets
Sunday, 13 September 2026 ·
hard
COURT C · 2nd on
#717ATP
$10kYTD
$25kCAREER
24 yrs · 173 cm · Right-handed
Last 10
LWLLLWLLLL
Cook E.
vs
Heck H.

Ethan Cook faces Hunter Heck in the Phan Thiet 4 qualifying round of 32 on hard. Hunter Heck is the paper favourite — ranked #717 — but Ethan Cook arrives in form, winning 4 of their last 8 on hard to Hunter Heck's 2.

Win Probability

Pre-match · updated 16:50 UTC
Cook E.50%
Heck H.50%
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.

Key context

Common opponents

Last 12 months
No common opponents in the last 12 months.
Includes tour-level, 125s, qualifying and team events (⚑). Walkovers excluded. Describes past results in different contexts — not a prediction.

Umpiry Score

Pre-match
5.7
Slight disadvantageUmpiry ScorePartial · surface data limited
5.4
Clear underdogUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0No prior meetings
4.85 of last 10 on hard
Surface form
2.32 of last 10 on hard
0.0
Win streak
0.0
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.

10 matches

Statistics

This season
1st serve in·
63%
1st serve points won·
70%
2nd serve points won·
44%
Service points won·
60%
Return points won·
33%
Break points saved·
66%
Aces / match·
7.5
Double faults / match·
2.7

Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.

Freshness

Recent load
Freshness·Even
91
91

Cook E.: 5 days rest · 2 matches, 29 games (7d) · Heck H.: 5 days rest · 2 matches, 30 games (7d). Higher means fresher. About

When it starts

2nd on COURT C · Followed By · 1 match still to finish ahead

  1. 1Kawahashi Y. v Borisiouk M.
  2. 2Cook E. v Heck H.This match

Conditions

Weather forecast
30°CDrizzle
Wind 16 km/hHumidity 71%

Head to head

No previous meetings on record.

Draw