Oleksandra Oliynykova vs Solana Sierra — Tucuman 125 Quarter-final
Tucuman 125 · CHALLENGER · Quarter-final
0 — 0
Sets
Monday, 3 November 2025
clay
Umpiry Score
Pre-match6.4
Marginal edgeUmpiry Score6.7
Slight advantageUmpiry ScoreForm & Matchup
5.4+12 Clay Elo edge
Surface ELO4.6Clay Elo 1714
5.6Overall Elo 1771
ELO gap4.4Overall Elo 1739
5.0No prior meetings
H2H5.0
5.9
Surface form7.9
0.0
Win streak0.0
Fatigue & Travel
7.0
3-set countContext
5.0
Defending pts5.0
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.
Oliynykova O.
662
Sierra S.
32–
Head to head
No previous meetings on record.
Statistics
Recent form75%1st serve in+14%61%
60%1st serve points won+2%62%
46%2nd serve points won+4%42%
56%Service points won+2%54%
46%Return points won+4%42%
52%Break points saved52%
0.8Aces / match+1.72.5
2.5Double faults / match+2.34.8
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.
Draw
Quarter-finals
Oliynykova O.
Sierra S.
6-36-2
Papamichail D.
Ortenzi J.
6-06-4
Sherif M.
Vergara Rivera A.
6-16-2
Waltert S.
Riera J.
5-77-56-3
R16
Sierra S.
Markus C.
6-36-1
Oliynykova O.
Pieri J.
6-23-1
Papamichail D.
Smith T.
6-45-76-2
Ortenzi J.
Gorgodze E.
6-06-3
Vergara Rivera A.
Giovannini L.
7-662-66-1
Riera J.
Monnet C.
7-652-66-4
Waltert S.
Ce G.
6-46-4
Sherif M.
Zolotareva A.
6-26-1
R32
Sierra S.
Bulgaru M.
6-37-5
Oliynykova O.
Herrero Linana A.
7-57-63
Smith T.
Janicijevic S.
6-36-2
Ortenzi J.
Vazquez C.
6-06-2
Gorgodze E.
Avanesyan E.
6-36-3
Giovannini L.
Tran L.
6-16-0
Sherif M.
Hercog P.
7-647-66
Monnet C.
Topalova G.
6-36-1
Riera J.
Strakhova V.
6-06-0
Ce G.
Fossa Huergo N.
6-43-0
Waltert S.
Capurro Taborda M.
6-16-2
Papamichail D.
Udvardy P.
6-46-4
Markus C.
Pigossi L.
7-656-2
Pieri J.
Urrutia M.
7-646-2
Vergara Rivera A.
Carle M.
6-26-4
Zolotareva A.
Cinalli L.
6-17-5