YC
Yun Seong Chung
KOR
model rank
—
in the world
ATP rank
—
current
record
28-20
ATP-level
── the model's read
How good is he, really?
Yun Seong is the model's unrated. The ATP doesn't rank him right now; the model rates him on form alone. Recent form: 12‑8 over the last 52 weeks.
── surface Elo
By surface
Hard—
Clay—
Grass—
── vs the rated field
Scouting
overall Eloinsufficient data
serve ratinginsufficient data
return ratinginsufficient data
percentile across players with a current rating
── model Elo over time
Elo trajectory
Elo — not enough data
── ATP ranking over time · lower is better
Ranking trajectory
ATP rank — not enough data
── nearest on the rating profile
Similar players
Not enough rating data to find similar players.
── year by year
Seasons
| year | W-L | win% | titles |
|---|---|---|---|
| 2026 | 5-2 | 71% | |
| 2025 | 12-8 | 60% | |
| 2024 | 11-10 | 52% |
── filter the record · shareable link
Splits
All 48 matches — pick filters to split the record, serve/return and log below.
── career · point data
Serve & return profile
Serve
aces5.7%
double faults3.2%
1st serve in63%
1st serve won68%
2nd serve won53%
serve pts won62%
hold %76%
Return
return pts won40%
break %27%
BP conversion40%
Under pressure
BP saved (serve)56%
BP saved106/189
BP conversion40%
Career aggregate over 33 matches with point data · hold/break derived from break-point outcomes.
── 48 matches