Janice Tjen vs Simona WaltertW100 Landisville PA Round of 16

W100 Landisville PA · CHALLENGER · Round of 16
#42WTA
1658ELO
1684Hard ELO
$630kYTD
$984kCAREER
24 yrs · 171 cm · Right-handed
Last 10 · pre-match
LWLLLLWLWL
0 — 0
Sets
Monday, 4 August 2025
hard
#90WTA
1670ELO
1606Hard ELO
25 yrs · Right-handed
Last 10 · pre-match
LWWWWLLLLW
Tjen J.
6-4 6-4
Waltert S.
Tjen J.
662
Waltert S.
44

Janice Tjen defeated Simona Waltert 6-4 6-4 in the W100 Landisville PA round of 16 on hard. The result followed the form book — Janice Tjen came in ranked #42.

Key context

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

Head to head

No previous meetings on record.

Serve vs return

This season
Tjen J.serving61% hold

wins 55% of points on serve vs Waltert S.

Waltert S.serving51% hold

wins 51% of points on serve vs Tjen J.

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

Serve & return on hard

Tjen J.Waltert S.
53
Serve
13
Return

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
62%
64%
1st serve points won·Slight edge
69%
63%
2nd serve points won·Slight edge
51%
46%
Service points won·Slight edge
62%
57%
Return points won·Even
46%
47%
Break points saved·Even
56%
57%
Aces / match·Clear edge
3.4
1.8
Double faults / match·Clear edge
2.7
3.5

Averages over each player's completed matches in the selected window (97 vs 97). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Even
78
78
Break points saved·Slight edge
84
79
Break points won·Slight edge
85
94
Deciding sets·Slight edge
75
80
Tiebreaks·Clear edge
99
85

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

Umpiry Score

Pre-match
7.2
Strong advantageUmpiry Score
5.8
Slight disadvantageUmpiry Score
Form & Matchup
6.6+78 Hard Elo edge
Surface ELO
3.4Hard Elo 1606
6.1Overall Elo 1658
ELO gap
3.9Overall Elo 1670
5.0No prior meetings
H2H
5.0
8.0
Surface form
6.9
7.03-match win streak
Win streak
0.0
Fatigue & Travel
4.0
3-set count
Surface transition
6.0
Context
5.0
Defending pts
6.0

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·Clear edge
93
69

Tjen J.: 10 days rest · 2 matches (14d) · Waltert S.: 1 day rest · 4 matches, 66 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast