Wins
5
Indexed tournament wins
Player record
Jun Ma
Losses
1
Indexed tournament losses
Matches
6
Decisive results
Win rate
83.3%
Across indexed matches
Peak rating
2,230
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Alex Sumeri
1 match
Open →Rating trajectory
Published rating movement across recorded events.
Rating history unavailable
More published rating points are needed before a trajectory can be drawn.
Tournament history
1 tournament appearances · synced Aug 26, 2026, 2:23 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 13, 1999 | 1999 Seattle OpenTournament · View matches · Initial rating 2,230 | Unrated | 2,230 | — | 5W / 1L |
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