Wins
7
Indexed tournament wins
Player record
Stumfol, Juan
Losses
6
Indexed tournament losses
Matches
13
Decisive results
Win rate
53.8%
Across indexed matches
Peak rating
1,720
Highest rating in the available history.
Biggest upset
Sun, Vivian
Sacramento Spring Open · May 15, 2010 · +286 rating
Open →Biggest loss
Chang, Shawn
Sacramento Spring Open · May 15, 2010 · -353 rating
Open →Most frequent opponent
Chang, Shawn
1 match
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
2 tournament appearances · synced Aug 13, 2026, 2:22 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| May 15, 2010 | Sacramento Spring OpenTournament · View matches | 1,688 | 1,720 | +32+65 / -33 | 6W / 3L |
| Jan 30, 2010 | Sacramento Winter OpenTournament · View matches · Initial rating 1,688 | Unrated | 1,688 | 0+7 / -7 | 1W / 3L |
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