── the model's take · from Elo · neutral court
Win probability
The model makes Learner Tien a slight 53% favourite on a neutral court; the surface splits below move it.
Alex Michelsen
Learner Tien
47%53%
Hard: 54% / 46%
Clay: 33% / 67%
Grass: 67% / 33%
An analytical read from the model's Elo — not a betting signal.
── who holds the edge · vs the rated field
Serve & return matchup
Serve
Alex Michelsen
72th · strong
Learner Tien
63th · average
Return
Alex Michelsen
88th · strong
Learner Tien
95th · elite
Model serve/return ratings as a percentile of the rated tour — the edge behind the win probability.
── head to head
Compare
#26
model rank
#22
Hard
best surface
Hard
Right
hand
Left
USA
country
USA
193cm
height
180cm
── model Elo over time
Trajectories
■ Alex Michelsen■ Learner Tien
── meetings by surface
Surface record
Clay1–1
Hard2–1
── 5 meetings
Every meeting
| date | tournament | surf | rd | winner | score |
|---|---|---|---|---|---|
| 2026-05-17 | Geneva | Clay | QF | Learner Tien | 6-4 3-6 6-1 |
| 2026-01-04 | Brisbane | Hard | R16 | Alex Michelsen | 6-4 6-2 |
| 2025-07-27 | Canada Masters | Hard | R16 | Alex Michelsen | 6-3 6-3 |
| 2025-03-31 | Houston | Clay | R32 | Alex Michelsen | 6-4 6-2 |
| 2024-12-18 | Next Gen Finals | Hard | SF | Learner Tien | 2-4 4-2 1-4 4-0 4-1 |