Jan Kumstat vs Ji Sung Nam — Prostejov CH Qualifying Round 1

Prostejov CH · CHALLENGER · Qualifying Round 1
CZE
Jan Kumstat
#347ATP
19 yrs · Right-handed
Last 10 · pre-match
WWWWWWWWWW
2 — 0
Sets
Monday, 1 June 2026 ·
clay
KOR
Ji Sung Nam
#1032ATP
33 yrs · 183 cm · Right-handed
Last 10 · pre-match
LLLLWWLLLL
Kumstat J.
6-4 6-4
Sung Nam J.
Kumstat J.
662
Sung Nam J.
440

Jan Kumstat defeated Ji Sung Nam 6-4 6-4 in the Prostejov CH qualifying round 1 on clay.

Key context

  • Match story: Jan Kumstat edged a tight contest from start to finish — 6–4 6–4.

Head to head

No previous meetings on record.

Statistics

This season
Kumstat J.Sung Nam J.
1st serve in·Even
56%
58%
1st serve points won·Slight edge
71%
66%
2nd serve points won·Slight edge
57%
52%
Service points won·Slight edge
65%
60%
Return points won·Even
38%
38%
Break points saved·Clear edge
37%
50%
Aces / match·Dominant
6.7
3.4
Double faults / match·Even
2.2
2.3

Averages over each player's completed matches in the selected window (9 vs 7). ATP, WTA & Challenger.

Freshness

Recent load
Kumstat J.Sung Nam J.
Freshness·
45
—

Kumstat J.: 1 day rest · 5 matches, 119 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast

Draw