Wins
4
Indexed tournament wins
Player record
Ham, Sangwon
Losses
11
Indexed tournament losses
Matches
15
Decisive results
Win rate
26.7%
Across indexed matches
Peak rating
1,323
Highest rating in the available history.
Biggest upset
Mayer, Joseph
2011 US Open · Jul 4, 2011 · +283 rating
Open →Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Ackerman, Akiva
1 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
2 tournament appearances · synced Aug 8, 2026, 2:19 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 4, 2011 | 2011 US OpenTournament · View matches · USATT readjusted 1,138 → 1,280 | 1,138 | 1,323 | +43+68 / -25 | 3W / 8L |
| Sep 6, 2010 | Houston Korean OpenTournament · View matches · Initial rating 1,138 | Unrated | 1,138 | — | 1W / 3L |
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