Wins
24
Indexed tournament wins
Player record
William Usdan
Losses
30
Indexed tournament losses
Matches
54
Decisive results
Win rate
44.4%
Across indexed matches
Peak rating
1,239
Highest rating in the available history.
Biggest upset
MARC JACKSON
Atlanta Open Giant Round Robin · Mar 1, 2014 · +509 rating
Open →Biggest loss
Sergey Semenov
Atlanta Open Giant Round Robin · Mar 5, 2016 · -198 rating
Open →Most frequent opponent
John Banot
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
7 tournament appearances · synced Aug 26, 2026, 2:26 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 23, 2016 | Georgia GamesTournament · View matches | 1,239 | 1,233 | -6+0 / -6 | 1W / 4L |
| Mar 5, 2016 | Atlanta Open Giant Round RobinTournament · View matches | 1,224 | 1,239 | +15 | 4W / 5L |
| Jul 19, 2015 | Georgia GamesTournament · View matches | 1,214 | 1,224 | +10+10 / 0 | 1W / 4L |
| Mar 7, 2015 | Atlanta Open Giant Round RobinTournament · View matches | 1,196 | 1,213 | +17+36 / -19 | 3W / 5L |
| Nov 1, 2014 | Atlanta Giant Round RobinTournament · View matches | 1,152 | 1,196 | +44+57 / -13 | 4W / 4L |
| Mar 1, 2014 | Atlanta Open Giant Round RobinTournament · View matches | 779 | 1,152 | +373 | 5W / 5L |
| Mar 27, 2011 | AJCC Spring Classic TT OpenTournament · View matches · Initial rating 779 | Unrated | 779 | — | 6W / 3L |
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