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TJPlayer research cockpit

Ui Su Jeong

TennisJack analysis

Ui Su Jeong currently has a thin TennisJack sample of 8 completed matches, with a 50.0% win rate in the loaded match history. The recent form line is 4-4 across the latest 8 completed matches.

Latest rank -
M
Matches8Completed matches
%
Win rate50.0%Across all matches
F
Latest form4-4In latest 8 matches
Performance metrics
Hold Base61.7%
Break Pressure35.5%
Latest form (8 matches)
4-4
W Oldest W 2 L 3 W 4 L 5 L 6 W 7 L Latest
Surface profile
Hardcourt outdoor 8 matches · 50.0% WR
South Korea flag
CountrySouth KoreaCountry profile
PlayRightRight-handed
Highest Rank#1257Singles career high
Age / BirthdayPendingBirthday not listed
Profile intelligence

Ten signals worth watching.

Built from 8 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

01

Player DNA

Quick fingerprint from starts, service base, return bite and decider exposure.

Strong starter Break-heavy player Close-set risk
Set 1 punch62.5%
Service shield61.7%
Return bite35.5%
Decider risk50.0%
02

Favorite / Underdog Split

How the player behaves when priced as market favorite versus outsider.

Favorite 100.0% 1-0 - 1 matches Avg odds 1.40 | 1+ set 100.0%
Underdog 42.9% 3-4 - 7 matches Avg odds 2.47 | 1+ set 71.4%
03

First Set Personality

Shows whether the player starts cleanly, breaks first, or survives early pressure.

Set 1 win62.5%
Breaks first S137.5%
Broken first S162.5%
Recovers S140.0%
04

Break Pressure Profile

Return damage versus service leakage, built from set-level break counters.

Avg breaks4.00
Avg broken4.25
Balance-0.25
Clean service matches0.0%
3+ breaks produced75.0%
Set 2 win37.5%
05

Clean Win / Comeback Index

Separates smooth 2-0 wins from matches where the player had to repair damage.

25.0%Clean 2-0 share among wins
Clean 2-0 wins1
Comeback signals4
Lost set 1, won match0
Comeback index50.0%
06

Surface Edge

Where the profile is most trustworthy and where the win rate really travels.

Primary surfaceHardcourt outdoor
Primary record4-4
Primary WR50.0%
Best surfaceHardcourt outdoor 50.0%
Hardcourt outdoor4-450.0%
07

Odds Value Pulse

Shows whether the player wins as expected or creates value at outsider prices.

Avg win odds2.34
Avg loss odds2.34
Biggest win odds3.75
2.00+ odds WR50.0%
2.00+ sample6
Odds sample8
08

Decider Profile

How often matches become complicated, and whether the player survives the third set.

Three-set share50.0%
Decider record2-2
Set 3 win50.0%
After losing S10.0%
09

Close Set Risk

Tie-break and 7-5 / 7-6 pressure profile, useful for spotting fragile edges.

Close sets3-1
Close-set WR75.0%
Tie-breaks0-1
Matches with tight set3
10

Momentum Trend

Compares the latest 5 matches with the previous 10 so form shifts are visible immediately.

Cooling down · 1 losses running
W oldest W 2 L 3 W 4 L 5 L 6 W 7 L latest
Latest 5 2-3 40.0% WR
Trend delta -26.7% latest vs previous sample
Match log

All Ui Su Jeong matches in the TennisJack sample.

Scan date, tournament, surface, players, odds, final score, result and service-return indicators from completed matches.

Open Player Research
Loss
12.06.2026
W15 KayseriHardcourt outdoor
Julia Adams
vs
Ui Su Jeong
1.30
3.40
6-2 3-6 6-3
Hold
53.9%
Break
30.8%
Loss
29.04.2026
W35 GoyangHardcourt outdoor
Ui Su Jeong
vs
Yu Jin Ahn
2.00
1.73
7-5 3-6 1-6
Hold
42.9%
Break
35.7%
Loss
22.09.2025
ITF W100 IncheonHardcourt outdoor
Ui Su Jeong
vs
Amy Zhu
2.25
1.57
3-6 3-6
Hold
44.4%
Break
22.2%
Win
03.09.2025
ITF W15 YeongwolHardcourt outdoor
Yu Jin Ahn
vs
Ui Su Jeong
1.53
2.38
4-6 3-6
Hold
70.0%
Break
55.6%