Wins
16
Indexed tournament wins
Player record
Posner, Louis
Losses
44
Indexed tournament losses
Matches
60
Decisive results
Win rate
26.7%
Across indexed matches
Peak rating
1,832
Highest rating in the available history.
Biggest upset
David I. Rubin
AYTTO 2010 New York City Open · Apr 11, 2010 · +362 rating
Open →Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Alan Grambo
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
5 tournament appearances · synced Aug 9, 2026, 2:17 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 11, 2010 | AYTTO 2010 New York City OpenTournament · View matches · USATT readjusted 1,634 → 1,805 | 1,634 | 1,832 | +27+69 / -42 | 10W / 6L |
| Nov 29, 2009 | 2009 JOOLA N. American Teams OTournament · View matches | 1,636 | 1,634 | -2+0 / -2 | 0W / 11L |
| Jun 27, 2009 | The So FL Newgy US Open Warm UTournament · View matches | 1,608 | 1,636 | +28+35 / -7 | 1W / 11L |
| Dec 7, 2008 | 2008 Holiday OpenTournament · View matches · USATT readjusted 1,530 → 1,587 | 1,530 | 1,608 | +21+40 / -19 | 5W / 9L |
| Sep 7, 2008 | 2008 Indiana OpenTournament · View matches · Initial rating 1,530 | Unrated | 1,530 | — | 0W / 7L |
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