Stefan Kozlov vs Emilio Nava — Charlottesville CH Quarter-final

Charlottesville CH · CHALLENGER · Quarter-final
Stefan Kozlov
USA
Stefan Kozlov
#317ATP
1429ELO
1408Hard ELO
28 yrs · 183 cm · Right-handed
Last 10 · pre-match
LWWWLLWWLW
2 — 0
Sets
Monday, 1 November 2021
hard
Emilio Nava
USA
Emilio Nava
#86ATP
1704ELO
1621Hard ELO
$533kYTD
$2.1MCAREER
24 yrs · 185 cm · Right-handed
Last 10 · pre-match
LLLWWWWWWW
Kozlov S.
6-4 6-2
Nava E.
Kozlov S.
662
Nava E.
420

Stefan Kozlov defeated Emilio Nava 6-4 6-2 in the Charlottesville CH quarter-final on hard. The upset overturned the form book — Emilio Nava came in ranked #86, but Stefan Kozlov had arrived on a 3-match winning run.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Kozlov S.serving76% hold

wins 61% of points on serve vs Nava E.

Nava E.serving76% hold

wins 61% of points on serve vs Kozlov S.

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 hard

Kozlov S.Nava E.
—
Serve
39
—
Return
21

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

Statistics

This season
Kozlov S.Nava E.
1st serve in·Even
64%
63%
1st serve points won·Slight edge
66%
72%
2nd serve points won·Even
47%
50%
Service points won·Slight edge
59%
64%
Return points won·Slight edge
42%
37%
Break points saved·Slight edge
58%
64%
Aces / match·Dominant
2.4
7.7
Double faults / match·Clear edge
4.0
3.0

Averages over each player's completed matches in the selected window (199 vs 199). ATP, WTA & Challenger.

Clutch

Under pressure
Kozlov S.Nava E.
Clutch Rating·Clear edge
36
52
Break points saved·Dominant
49
94
Break points won·Even
20
17
Deciding sets·Even
85
89
Tiebreaks·Slight edge
30
23

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

Umpiry Score

Pre-match
Kozlov S.
6.2
Even matchUmpiry Score
Nava E.
7.2
Strong advantageUmpiry Score
Form & Matchup
2.4Hard Elo 1408
Surface ELO
7.6+213 Hard Elo edge
1.6Overall Elo 1429
ELO gap
8.4Overall Elo 1704
5.0No prior meetings
H2H
5.0
8.1
Surface form
6.2
7.03-match win streak
Win streak
0.0
Fatigue & Travel
4.2
Minutes 14d
7.0
3-set count
7.0
Prev. match
8.0
Context
5.0
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
Kozlov S.Nava E.
Freshness·Dominant
53
95

Kozlov S.: 1 day rest · 4 matches, 106 games (7d) · Nava E.: 12 days rest · 1 match (14d). Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast
Final
Kozlov S.
Vukic A.
6-26-3
Semi-finals
Kozlov S.
Wolf J.
6-16-716-0
Vukic A.
Schnur B.
6-46-1
Quarter-finals
Kozlov S.
Nava E.
6-46-2
Vukic A.
Sock J.[4]
6-47-5
Wolf J.
Kwiatkowski T.
7-56-4
Schnur B.
Gunneswaran P.
7-56-3
R16
Schnur B.
Harrison C.
7-616-747-66
Sock J.[4]
Stebe C.
6-26-3
Vukic A.
Wu T.
3-66-36-2
Kwiatkowski T.
Watanuki Y.
7-646-1
Nava E.
Soeda G.
2-67-656-2
Kozlov S.
Kubler J.
6-36-1
Wolf J.
Kudla D.
6-27-65
Gunneswaran P.
Montes De La Torre I.
6-17-5
R32
Kudla D.
Krueger M.[3]
6-36-2
Vukic A.
Popko D.[5]
6-37-5
Watanuki Y.
Eubanks C.
6-22-66-4
Kozlov S.
Fratangelo B.[7]
7-56-2
Kubler J.
Von Der Schulenburg J.
7-657-5
Soeda G.
Ito T.
7-607-5
Nava E.
Pospisil V.[1]
6-44-67-63
Gunneswaran P.
Daniel T.[2]
6-727-656-2
Wu T.
Chappell N.
6-46-3
Wolf J.
Damm M.
7-56-4
Kwiatkowski T.
Rola B.[8]
7-632-67-5
Montes De La Torre I.
Polansky P.
6-34-67-65
Schnur B.
Uchiyama Y.
2-66-26-0
Harrison C.
Jung J.[6]
7-56-4
Sock J.[4]
Torpegaard M.
6-46-4
Stebe C.
Mmoh M.
6-46-716-2