UMPIRY

Janae Preston vs Connie Ma — W50 Berkeley Round of 16

W50 BerkeleyR16HardThu 24 Sept · 10:05
Janae PrestonWTA #781 · USA38%
VSSlight edge · Ma C.
Connie MaUSA62%
Win probabilityWho is more likely to winSlight edge · Ma C.
38%62%

Ma C. favoured, but within the range where form on the day decides.

Umpiry ScoreMatchup strength, 0–10 · not a probability
Preston J.4.3/10
Heavy underdogBased on 5/6 signal groups5/6
Ma C.4.7/10
Heavy underdogBased on 5/6 signal groups5/6
Why
Recent runLost last 2Informative
Head-to-headNo prior meetingsBoth players
This eventDidn't play here last yearBoth players
ELO1 538
Hard ELO1 501
Last 107–3
Age16
ELO1 520
Hard ELO1 511
Last 107–3
Age23

Janae Preston faces Connie Ma in the W50 Berkeley round of 16 on hard. Recent hard form is closely matched.

Key context

  • Fatigue load: Janae Preston carries the heavier recent load — 2 three-setters to 1 in the past fortnight.
  • Surface form: Both 3 of 4 on hard recently — court-specific quality nearly identical despite the ranking gap.

Common opponents

0 shared · last 12 months
No common opponents in the last 12 months. Surface form and ELO carry more weight here.

Head-to-head

They have not met before.

Evidence

Preston J.Ma C.
FormLast 10 matches each · 2026
Win–loss7–37–3
Season win rate64% (9–5)100% (3–0) (ahead)
RatingUmpiry ELO
Overall ELO1538 (ahead)1520
Hard-court ELO15011511 (ahead)

Draw

Odds

Conditions

10:05 local
SurfaceHard
Forecast23°C · Overcast
Wind4 km/h
Humidity57%