Emilio Nava vs Adolfo Daniel VallejoAsuncion CH Semi-final

Asuncion CH · CHALLENGER · Semi-final
#91ATP
1704ELO
1686Clay ELO
$533kYTD
$2.1MCAREER
24 yrs · 185 cm · Right-handed
Last 10 · pre-match
LLLWWWWWWW
2 — 0
Sets
Monday, 17 March 2025
clay
#71ATP
1740ELO
1708Clay ELO
$396kYTD
$653kCAREER
22 yrs · 183 cm · Right-handed
Last 10 · pre-match
WLWLLLWLWW
Nava E.
6-4 6-2
Vallejo A.
Nava E.
662
Vallejo A.
420

Emilio Nava defeated Adolfo Daniel Vallejo 6-4 6-2 in the Asuncion CH semi-final on clay. The upset overturned the form book — Adolfo Daniel Vallejo came in ranked #71, defending last year's round of 16, but Emilio Nava had been the form player, winning 7 of their last 8 on clay. Emilio Nava extended the head-to-head to 2–0.

Key context

Head to head

10
DateTournamentRoundSurfaceWinnerScore
2026-02-23SantiagoR16clayEmilio Nava7-5 6-3

Serve vs return

This season
Nava E.serving70% hold

wins 58% of points on serve vs Vallejo A.

Vallejo A.serving72% hold

wins 59% of points on serve vs Nava E.

Even serve battle

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 clay

Nava E.Vallejo A.
22
Serve
1
Return

Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About

Statistics

This season
1st serve in·Even
63%
61%
1st serve points won·Slight edge
73%
67%
2nd serve points won·Even
50%
51%
Service points won·Even
65%
61%
Return points won·Slight edge
38%
43%
Break points saved·Even
64%
61%
Aces / match·Dominant
7.6
2.5
Double faults / match·Even
3.0
2.8

Averages over each player's completed matches in the selected window (120 vs 102). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Even
52
53
Break points saved·Clear edge
94
71
Break points won·Dominant
17
65
Deciding sets·Even
89
85
Tiebreaks·Clear edge
23
0

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

Umpiry Score

Pre-match
6.1
Even matchUmpiry Score
6.1
Even matchUmpiry Score
Form & Matchup
4.3Clay Elo 1686
Surface ELO
5.7+22 Clay Elo edge
4.3Overall Elo 1704
ELO gap
5.6Overall Elo 1740
5.0
H2H
5.0
6.1
Surface form
4.1
0.0
Win streak
0.0Lost last 2
Fatigue & Travel
2.5
Minutes 14d
6.3
0.0
3-set count
7.0
6.0
Prev. match
9.0
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·Slight edge
100
91

Nava E.: 15 days rest · Vallejo A.: 5 days rest · 2 matches, 32 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast