Nina Stojanovic vs Solana SierraCanberra 125 Round of 32

Canberra 125 · CHALLENGER · Round of 32
#1138WTA
1609ELO
1558Hard ELO
29 yrs · 176 cm · Right-handed
Last 10 · pre-match
LLWLWWWLLW
0 — 0
Sets
Monday, 30 December 2024
hard
#86WTA
1783ELO
1657Hard ELO
22 yrs · Right-handed
Last 10 · pre-match
LWLWWLWLWW
Stojanovic N.
6-2 6-1
Sierra S.
Stojanovic N.
662
Sierra S.
21

Nina Stojanovic defeated Solana Sierra 6-2 6-1 in the Canberra 125 round of 32 on hard. The upset overturned the form book — Solana Sierra came in ranked #86.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Stojanovic N.serving54% hold

wins 52% of points on serve vs Sierra S.

Sierra S.serving57% hold

wins 53% of points on serve vs Stojanovic N.

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

Stojanovic N.Sierra S.
Serve
12
Return
6

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
60%
63%
1st serve points won·Even
63%
64%
2nd serve points won·Even
47%
45%
Service points won·Even
57%
57%
Return points won·Even
44%
45%
Break points saved·Even
54%
57%
Aces / match·Slight edge
3.2
2.4
Double faults / match·Slight edge
4.3
4.7

Averages over each player's completed matches in the selected window (49 vs 91). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
37
86
Break points saved·Dominant
46
81
Break points won·Dominant
69
96
Deciding sets·Slight edge
82
92
Tiebreaks·Dominant
3
88

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

Umpiry Score

Pre-match
5.3
Clear underdogUmpiry Score
  • Extended break: 28 days (−0.3)
5.6
Slight disadvantageUmpiry Score
  • Extended break: 45 days (−0.7)
Form & Matchup
4.3Hard Elo 1558
Surface ELO
5.7+100 Hard Elo edge
3.9Overall Elo 1609
ELO gap
6.1Overall Elo 1783
5.0No prior meetings
H2H
5.0
5.3
Surface form
6.5
Win streak
0.0
Fatigue & Travel
6.0
Surface transition
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
Freshness·
97

Sierra S.: 13 days rest · 1 match (14d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast