Wins
1
Indexed tournament wins
Player record
Rizzo, Joan
Losses
29
Indexed tournament losses
Matches
30
Decisive results
Win rate
3.3%
Across indexed matches
Peak rating
643
Highest rating in the available history.
Biggest upset
Lee, Amy
Arizona Sizzler Open · Aug 15, 2004 · +11 rating
Open →Biggest loss
Chua, Ethan
2004 USA Nationals Championship · Dec 18, 2004 · -500 rating
Open →Most frequent opponent
Bryan, Danny
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
8 tournament appearances · synced Aug 8, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 12, 2005 | Best of the West OpenTournament · View matches | 576 | 572 | -4+0 / -4 | 0W / 3L |
| Apr 17, 2005 | Arizona ClosedTournament · View matches | 576 | 576 | 0+0 / 0 | 0W / 3L |
| Feb 20, 2005 | Arizona OpenTournament · View matches | 583 | 576 | -7 | 0W / 3L |
| Dec 18, 2004 | 2004 USA Nationals ChampionshipTournament · View matches | 636 | 583 | -53+0 / -53 | 0W / 6L |
| Dec 5, 2004 | Valley of the Sun OpenTournament · View matches | 638 | 636 | -2 | 0W / 4L |
| Oct 24, 2004 | Phoenix OpenTournament · View matches | 638 | 638 | 0+0 / 0 | 0W / 2L |
| Aug 15, 2004 | Arizona Sizzler OpenTournament · View matches | 643 | 638 | -5+8 / -13 | 1W / 3L |
| Dec 20, 2003 | 2003 USA TT National ChampionshipTournament · View matches · Initial rating 643 | Unrated | 643 | — | 0W / 5L |
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