Kayla Day vs Alyssa Ahn — W15 San Diego Semi-final
W15 San Diego · CHALLENGER · Semi-final
0 — 0
Sets
Monday, 7 July 2025
hard
Umpiry Score
Pre-match5.8
Slight disadvantageUmpiry ScorePartial · surface data limited6.5
Marginal edgeUmpiry ScorePartial · surface data limitedForm & Matchup
5.0No prior meetings
H2H5.0
5.3
Surface form6.6
0.0Lost last 3
Win streakFatigue & Travel
7.0
3-set count7.0
7.0
Surface transitionContext
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.
Day K.
662
Ahn A.
33–
Head to head
No previous meetings on record.
Statistics
Recent form67%1st serve in+2%65%
65%1st serve points won+5%60%
45%2nd serve points won+5%50%
58%Service points won+1%57%
48%Return points won+1%49%
57%Break points saved+7%50%
2.8Aces / match+2.20.6
2.5Double faults / match+1.80.7
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.
Draw
Final
Wang T.
Day K.
6-46-3
R16
Castillo Meza M.
Collins K.
6-36-2
Ahn A.
Clemens J.
6-36-0
Markham A.
Marton I.
6-36-3
Paskauskas K.
Rachapudi P.
7-56-1
Sahdiieva A.
Cadar E.
6-24-1
Mcneil C.
Fernandez B.
6-36-1
Wang T.
Chan J.
7-676-0
Day K.
Mahendran K.
6-06-1
R32
Collins K.
Arun Kumar M.
6-36-2
Mahendran K.
Allegre C.
7-56-3
Cadar E.
Adair M.
6-06-0
Sahdiieva A.
Murphy M.
7-56-2
Markham A.
Katsumi N.
6-43-66-4
Mcneil C.
Usui K.
3-66-26-4
Paskauskas K.
Kiss C.
4-66-37-63
Ahn A.
Deming E.
6-13-67-64
Day K.
Keller K.
6-36-3
Castillo Meza M.
Daughters P.
6-46-2
Clemens J.
Tirunelveli T.
7-56-4
Wang T.
Hammond Z.
6-36-4
Marton I.
Kay S.
3-66-36-2
Rachapudi P.
Dunyon J.
6-14-66-1
Fernandez B.
Suh S.
6-46-2
Chan J.
Payne B.
7-646-2