Wins
1
Indexed tournament wins
Player record
Jeff Sun
Losses
4
Indexed tournament losses
Matches
5
Decisive results
Win rate
20.0%
Across indexed matches
Peak rating
949
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
Alvin Kong
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 20, 2026, 9:05 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 4, 2026 | 2026 Meiklejohn North American Seniors OpenOther Sanctioned Tournaments · View matches · Initial rating 957 | Unrated | 949 | -8+50 / -58 | 1W / 4L |
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