Adolfo Daniel Vallejo vs Aristotelis Thanos — Antofagasta CH Round of 16

Antofagasta CH · CHALLENGER · Round of 16
Adolfo Daniel Vallejo
PAR
Adolfo Daniel Vallejo
#71ATP
1740ELO
1708Clay ELO
$396kYTD
$653kCAREER
22 yrs · 183 cm · Right-handed
Last 10 · pre-match
WLWLLLWLWW
2 — 0
Sets
Monday, 29 September 2025
clay
GRE
Aristotelis Thanos
#603ATP
1267ELO
1328Clay ELO
25 yrs · Right-handed
Last 10 · pre-match
LLLWWLLWLW
Vallejo A.
6-3 6-3
Thanos A.
Vallejo A.
662
Thanos A.
330

Adolfo Daniel Vallejo defeated Aristotelis Thanos 6-3 6-3 in the Antofagasta CH round of 16 on clay. The result followed the form book — Adolfo Daniel Vallejo came in ranked #71, defending last year's final.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Vallejo A.serving64% hold

wins 56% of points on serve vs Thanos A.

Thanos A.serving55% hold

wins 52% of points on serve vs Vallejo A.

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
Vallejo A.Thanos A.
1st serve in·Even
61%
57%
1st serve points won·Even
67%
68%
2nd serve points won·Slight edge
51%
44%
Service points won·Even
61%
58%
Return points won·Even
43%
42%
Break points saved·Slight edge
60%
51%
Aces / match·Slight edge
2.5
3.5
Double faults / match·Dominant
2.8
4.6

Averages over each player's completed matches in the selected window (102 vs 20). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Vallejo A.
7.4
Dominant favouriteUmpiry Score
Thanos A.
4.9
Heavy underdogUmpiry Score
Form & Matchup
9.9+380 Clay Elo edge
Surface ELO
0.1Clay Elo 1328
10.0Overall Elo 1740
ELO gap
0.0Overall Elo 1267
5.0No prior meetings
H2H
5.0
3.8
Surface form
6.1
0.0
Win streak
0.0Lost last 3
Fatigue & Travel
8.3
Minutes 14d
8.7
3-set count
7.0
9.0
Prev. match
7.0
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
Vallejo A.Thanos A.
Freshness·
91
—

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

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast
Final
Garin C.[2]
Diaz Acosta F.
2-66-36-3
Semi-finals
Garin C.[2]
Vallejo A.
7-656-2
Diaz Acosta F.
Reis Da Silva J.
4-66-16-4
Quarter-finals
Reis Da Silva J.
Gomez F.
6-26-2
Diaz Acosta F.
Guillen Meza A.
6-746-26-2
Vallejo A.
Barrios Vera T.[4]
6-36-2
Garin C.[2]
Habib H.[6]
7-6111-66-3
R16
Gomez F.
Nava E.[1]
4-66-46-4
Guillen Meza A.
Pacheco Mendez R.
6-36-2
Diaz Acosta F.
Neumayer L.[7]
6-46-3
Vallejo A.
Thanos A.
6-36-3
Barrios Vera T.[4]
Midon L.
6-26-2
Habib H.[6]
Zarate C.
3-67-646-4
Garin C.[2]
Roncadelli F.
2-66-16-1
Reis Da Silva J.
Bagnis F.
W/O
R32
Gomez F.
Aguilar Cardozo J.
7-56-2
Reis Da Silva J.
Soto M.
6-36-3
Guillen Meza A.
Dellien H.[3]
3-67-606-4
Pacheco Mendez R.
Boscardin Dias P.
6-36-1
Diaz Acosta F.
Kicker N.
7-626-4
Neumayer L.[7]
Torres J.
6-16-0
Vallejo A.
Collarini A.
1-66-16-2
Midon L.
Ambrogi L.
6-44-66-4
Barrios Vera T.[4]
Olivieri G.
6-26-4
Habib H.[6]
Sanchez Izquierdo N.
6-34-66-2
Zarate C.
Nunez D.
6-27-5
Bagnis F.
Maestrelli F.[5]
6-33-66-2
Thanos A.
Dellien Velasco M.
7-56-0
Roncadelli F.
Villanueva G.
6-36-0
Nava E.[1]
Pucinelli De Almeida M.
6-36-4
Garin C.[2]
Torrealba B.
6-36-2