Wins
26
Indexed tournament wins
Player record
Zook, Lester
Losses
6
Indexed tournament losses
Matches
32
Decisive results
Win rate
81.3%
Across indexed matches
Peak rating
1,713
Highest rating in the available history.
Biggest upset
Henry Kostkowski
Maryland Giant RR · Feb 23, 2002 · +380 rating
Open →Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Meng, Andrew
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
4 tournament appearances · synced Aug 9, 2026, 2:20 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jan 16, 2010 | Butterfly/East Gate Open SeriesTournament · View matches · USATT readjusted 1,360 → 1,687 | 1,360 | 1,713 | +26+29 / -3 | 9W / 1L |
| Mar 12, 2005 | Virginia OpenTournament · View matches | 1,319 | 1,360 | +41 | 4W / 1L |
| Feb 23, 2002 | Maryland Giant RRTournament · View matches · USATT readjusted 927 → 1,282 | 927 | 1,319 | +37+45 / -8 | 8W / 1L |
| Jan 14, 2001 | PA - MATTC January OpenTournament · View matches · Initial rating 927 | Unrated | 927 | — | 5W / 3L |
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