── the model's take · from Elo · neutral court
Win probability
The model makes Jan Choinski a slight 55% favourite on a neutral court; the surface splits below move it.
Jan Choinski
Vit Kopriva
55%45%
Hard: 34% / 66%
Clay: 53% / 47%
Grass: 52% / 48%
An analytical read from the model's Elo — not a betting signal.
── who holds the edge · vs the rated field
Serve & return matchup
Serve
Jan Choinski
45th · average
Vit Kopriva
12th · poor
Return
Jan Choinski
22th · below avg
Vit Kopriva
53th · average
Model serve/return ratings as a percentile of the rated tour — the edge behind the win probability.
── head to head
Compare
#102
model rank
#121
Clay
best surface
Clay
Right
hand
Right
GBR
country
CZE
196cm
height
178cm
── model Elo over time
Trajectories
■ Jan Choinski■ Vit Kopriva
── meetings by surface
Surface record
Grass1–0
Clay2–1
── 4 meetings
Every meeting
| date | tournament | surf | rd | winner | score |
|---|---|---|---|---|---|
| 2026-06-30 | Wimbledon | Grass | R128 | Jan Choinski | 6-3 7-5 6-2 |
| 2025-09-15 | Bad Waltersdorf CH | Clay | F | Jan Choinski | 7-5 6-4 |
| 2024-09-02 | Tulln CH | Clay | R32 | Jan Choinski | 1-6 6-3 6-4 |
| 2023-09-11 | Szczecin CH | Clay | R32 | Vit Kopriva | 6-2 6-3 |