Wins
25
Indexed tournament wins
Player record
William Chen
Losses
24
Indexed tournament losses
Matches
49
Decisive results
Win rate
51.0%
Across indexed matches
Peak rating
1,538
Highest rating in the available history.
Biggest upset
Dilip Shah
Schaumburg Spring Open · Mar 14, 2009 · +361 rating
Open →Biggest loss
Mark Hoffman
Fall Open · Nov 6, 2010 · -119 rating
Open →Most frequent opponent
Marian Harasimowicz
4 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
8 tournament appearances · synced Aug 26, 2026, 2:25 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 13, 2011 | South Shore Sports/Butterfly OpenTournament · View matches | 1,499 | 1,493 | -6+0 / -6 | 0W / 4L |
| Nov 5, 2011 | Schaumburg Fall OpenTournament · View matches | 1,500 | 1,499 | -1+5 / -6 | 2W / 4L |
| Nov 6, 2010 | Fall OpenTournament · View matches | 1,527 | 1,500 | -27+7 / -34 | 1W / 5L |
| Jan 23, 2010 | Schaumburg January OpenTournament · View matches · USATT readjusted 1,538 → 1,527 | 1,538 | 1,527 | 0+26 / -26 | 4W / 3L |
| Nov 15, 2009 | South Shore Sports/Butterfly OTournament · View matches | 1,521 | 1,538 | +17+30 / -13 | 1W / 3L |
| Mar 14, 2009 | Schaumburg Spring OpenTournament · View matches · USATT readjusted 1,381 → 1,453 | 1,381 | 1,521 | +68+68 / 0 | 7W / 1L |
| Dec 29, 2008 | SPINvitationalTournament · View matches | 1,376 | 1,381 | +5+16 / -11 | 5W / 2L |
| Nov 8, 2008 | Schaumburg TTC Fall OpenTournament · View matches · Initial rating 1,376 | Unrated | 1,376 | — | 5W / 2L |
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