Wins
8
Indexed tournament wins
Player record
Rivera Esquilia, Karen M.
Losses
15
Indexed tournament losses
Matches
23
Decisive results
Win rate
34.8%
Across indexed matches
Peak rating
1,568
Highest rating in the available history.
Biggest upset
Koyama, Nobuhiko
2003 U.S. Open · Jul 6, 2003 · +346 rating
Open →Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Atha Fong
1 match
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
2 tournament appearances · synced Aug 15, 2026, 2:21 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 6, 2003 | 2003 U.S. OpenTournament · View matches | 1,265 | 1,568 | +303 | 4W / 6L |
| Jul 8, 2001 | 2001 US Open 3Tournament · View matches · Initial rating 1,265 | Unrated | 1,265 | — | 4W / 9L |
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