Wins
9
Indexed tournament wins
Player record
Charles (Chuck) O'Hara
Losses
14
Indexed tournament losses
Matches
23
Decisive results
Win rate
39.1%
Across indexed matches
Peak rating
1,024
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
Donna Hale
Lake Havasu Open TTT · Sep 22, 1996 · -29 rating
Open →Most frequent opponent
David Gruber
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
4 tournament appearances · synced Aug 27, 2026, 2:27 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Sep 22, 1996 | Lake Havasu Open TTTTournament · View matches | 1,012 | 1,003 | -9 | 2W / 3L |
| Aug 18, 1996 | Arizona Sizzle OpenTournament · View matches | 1,024 | 1,012 | -12 | 0W / 3L |
| Apr 21, 1996 | Arizona ClosedTournament · View matches | 880 | 1,024 | +144 | 4W / 3L |
| Dec 18, 1995 | USATT National ChampionshipsTournament · View matches · Initial rating 880 | Unrated | 880 | — | 3W / 5L |
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