JA
Jae Sung An
KOR · Right-handed · 41 yrs
model rank
—
in the world
ATP rank
#2017
current
record
152-132
ATP-level
── the model's read
How good is he, really?
Jae Sung is the model's unrated. The model and the ATP broadly agree (ATP #2017).
── 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
── nearest on the rating profile
Similar players
Not enough rating data to find similar players.
── year by year
Seasons
| year | W-L | win% | titles |
|---|---|---|---|
| 2013 | 0-3 | 0% | |
| 2012 | 5-8 | 38% | |
| 2011 | 22-15 | 59% | |
| 2010 | 13-16 | 45% | |
| 2009 | 27-16 | 63% | 1 |
| 2008 | 19-23 | 45% | |
| 2007 | 33-18 | 65% | 2 |
| 2006 | 10-12 | 45% | |
| 2005 | 14-9 | 61% | |
| 2004 | 6-5 | 55% | |
| 2003 | 3-6 | 33% | |
| 2001 | 0-1 | 0% |
── filter the record · shareable link
Splits
All 284 matches — pick filters to split the record, serve/return and log below.
── career · point data
Serve & return profile
Serve
aces2.7%
double faults4.9%
1st serve in58%
1st serve won60%
2nd serve won43%
serve pts won53%
hold %54%
Return
return pts won36%
break %19%
BP conversion36%
Under pressure
BP saved (serve)48%
BP saved12/25
BP conversion36%
Career aggregate over 3 matches with point data · hold/break derived from break-point outcomes.
── 284 matches