Geoffrey Blancaneaux vs Chun Hsin TsengIstanbul 2 CH Round of 16

Istanbul 2 CH · CHALLENGER · Round of 16
#390ATP
1387ELO
1375Hard ELO
27 yrs · 180 cm · Right-handed
Last 10 · pre-match
LLLLLLWWWL
2 — 0
Sets
Monday, 13 September 2021
hard
#234ATP
1554ELO
1495Hard ELO
$99kYTD
$1.7MCAREER
24 yrs · 175 cm · Right-handed
Last 10 · pre-match
LLWWLWLWLW
Blancaneaux G.
6-3 7-5
Tseng C.
Blancaneaux G.
672
Tseng C.
350

Geoffrey Blancaneaux defeated Chun Hsin Tseng 6-3 7-5 in the Istanbul 2 CH round of 16 on hard. The upset overturned the form book — Chun Hsin Tseng came in ranked #234, leading the head-to-head 1–0. Geoffrey Blancaneaux claimed a first win over Chun Hsin Tseng in two meetings, narrowing the head-to-head to 1–1.

Key context

Head to head

01
DateTournamentRoundSurfaceWinnerScore
2025-06-23EastbourneQ1grassChun Hsin Tseng5-7 7-6(4) 6-3

Serve vs return

This season
Blancaneaux G.serving72% hold

wins 59% of points on serve vs Tseng C.

Tseng C.serving76% hold

wins 61% of points on serve vs Blancaneaux G.

Serve advantage — Tseng C.

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
1st serve in·Even
61%
58%
1st serve points won·Even
67%
68%
2nd serve points won·Even
47%
51%
Service points won·Even
59%
61%
Return points won·Even
39%
39%
Break points saved·Even
58%
61%
Aces / match·Even
3.1
3.0
Double faults / match·Clear edge
3.5
2.2

Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
15
26
Break points saved·Clear edge
62
83
Break points won·Even
14
15
Deciding sets·Clear edge
18
31
Tiebreaks·Clear edge
38
23

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

Umpiry Score

Pre-match
5.9
Even matchUmpiry Score
6.5
Marginal edgeUmpiry Score
Form & Matchup
3.9Hard Elo 1375
Surface ELO
6.1+120 Hard Elo edge
3.7Overall Elo 1387
ELO gap
6.3Overall Elo 1554
5.0
H2H
5.0
5.6
Surface form
3.9
Fatigue & Travel
8.5
Minutes 14d
7.5
9.0
Prev. match
9.0
6.0
Surface transition
6.0
Context
5.0
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·Slight edge
93
100

Blancaneaux G.: 6 days rest · 1 match, 14 games (7d) · Tseng C.: 21 days rest. Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast