Chun Hsin Tseng vs Luca Van Assche — Prostejov CH Round of 16

Prostejov CH · CHALLENGER · Round of 16
Chun Hsin Tseng
TPE5
Chun Hsin Tseng
#234ATP
1554ELO
1541Clay ELO
$99kYTD
$1.7MCAREER
24 yrs · 175 cm · Right-handed
Last 10 · pre-match
LLWWLWLWLW
2 — 0
Sets
Monday, 2 June 2025
clay
Luca Van Assche
FRA
Luca Van Assche
#86ATP
1701ELO
1639Clay ELO
$411kYTD
$2.6MCAREER
22 yrs · 178 cm · Right-handed
Last 10 · pre-match
WLWWWWWLWL
Tseng C.
6-1 7-5
Van Assche L.
Tseng C.
672
Van Assche L.
150

Chun Hsin Tseng defeated Luca Van Assche 6-1 7-5 in the Prostejov CH round of 16 on clay. The upset overturned the form book — Luca Van Assche came in ranked #86, but Chun Hsin Tseng had arrived on a 5-match winning run.

Key context

  • Match story: Chun Hsin Tseng came through a tight passage before pulling clear — 6–1 7–5.

Head to head

No previous meetings on record.

Serve vs return

This season
Tseng C.serving64% hold

wins 56% of points on serve vs Van Assche L.

Van Assche L.serving70% hold

wins 58% of points on serve vs Tseng C.

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
Tseng C.Van Assche L.
1st serve in·Even
60%
64%
1st serve points won·Even
68%
68%
2nd serve points won·Even
52%
50%
Service points won·Even
61%
61%
Return points won·Even
39%
42%
Break points saved·Even
61%
60%
Aces / match·Even
3.0
3.2
Double faults / match·Clear edge
2.0
3.1

Averages over each player's completed matches in the selected window (94 vs 94). ATP, WTA & Challenger.

Clutch

Under pressure
Tseng C.Van Assche L.
Clutch Rating·Dominant
26
67
Break points saved·Slight edge
83
91
Break points won·Dominant
15
61
Deciding sets·Dominant
31
79
Tiebreaks·Dominant
23
51

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

Umpiry Score

Pre-match
Tseng C.
6.6
Marginal edgeUmpiry Score
Van Assche L.
6.8
Slight advantageUmpiry Score
Form & Matchup
3.7Clay Elo 1541
Surface ELO
6.3+98 Clay Elo edge
2.8Overall Elo 1554
ELO gap
7.2Overall Elo 1701
5.0No prior meetings
H2H
5.0
7.6
Surface form
6.1
9.05-match win streak
Win streak
0.0
Fatigue & Travel
5.1
Minutes 14d
4.0
3-set count
4.0
Context
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
Tseng C.Van Assche L.
Freshness·
—
77

Van Assche L.: 1 day rest · 1 match, 30 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast
Final
Dellien H.[4]
Tseng C.[5]
6-36-4
Semi-finals
Tseng C.[5]
Tabilo A.[2]
6-46-1
Dellien H.[4]
Sachko V.
6-16-4
Quarter-finals
Sachko V.
Shevchenko A.[6]
6-26-1
Dellien H.[4]
Kuzmanov D.
6-36-3
Tseng C.[5]
Rodionov J.
6-46-4
Tabilo A.[2]
Piros Z.[8]
1-66-46-0
R16
Kuzmanov D.
Gombos N.
7-57-61
Tseng C.[5]
Van Assche L.
6-17-5
Sachko V.
Karol M.
6-16-3
Dellien H.[4]
Mrva M.
6-756-26-4
Rodionov J.
Neumayer L.
6-46-2
Shevchenko A.[6]
Moro Canas A.
6-26-2
Tabilo A.[2]
Klein L.
7-646-3
Piros Z.[8]
Jianu F.
6-36-4
R32
Kuzmanov D.
Ramos A.
6-36-2
Gombos N.
Svrcina D.[7]
6-36-4
Rodionov J.
Hsu Y.
6-46-4
Tabilo A.[2]
Barton H.
5-76-46-1
Moro Canas A.
Dalla Valle E.
6-04-67-64
Shevchenko A.[6]
Brunclik P.
7-646-3
Sachko V.
Mensik J.[1]
6-41-67-5
Karol M.
Kovalik J.
6-25-77-60
Dellien H.[4]
Martineau M.
7-656-4
Mrva M.
Pokorny L.
6-36-4
Klein L.
Holmgren A.
6-36-4
Tseng C.[5]
Vallejo A.
7-626-1
Piros Z.[8]
Forejtek J.
7-666-1
Van Assche L.
Shelbayh A.
6-36-2
Jianu F.
Sanchez Izquierdo N.
7-56-746-4
Neumayer L.
Kopriva V.[3]
2-66-46-4