── the model's take · from Elo · neutral court
Win probability
The model makes Learner Tien 72% favourite on a neutral court; the surface splits below move it.
Marcos Giron
Learner Tien
28%72%
Hard: 33% / 67%
Clay: 23% / 77%
Grass: 75% / 25%
An analytical read from the model's Elo — not a betting signal.
── who holds the edge · vs the rated field
Serve & return matchup
Serve
Marcos Giron
62th · average
Learner Tien
68th · average
Return
Marcos Giron
71th · strong
Learner Tien
91th · elite
Model serve/return ratings as a percentile of the rated tour — the edge behind the win probability.
── head to head
Compare
#65
model rank
#17
Hard
best surface
Hard
Right
hand
Left
USA
country
USA
180cm
height
180cm
── model Elo over time
Trajectories
■ Marcos Giron■ Learner Tien
── meetings by surface
Surface record
Hard0–1
Clay1–0
── 2 meetings
Every meeting
| date | tournament | surf | rd | winner | score |
|---|---|---|---|---|---|
| 2026-01-19 | Australian Open | Hard | R128 | Learner Tien | 7-6(2) 4-6 3-6 7-6(3) 6-2 |
| 2025-04-23 | Madrid Masters | Clay | R128 | Marcos Giron | 6-1 1-6 7-6(4) |