Wins
1
Indexed tournament wins
Player record
Sun, Jiachen
Losses
2
Indexed tournament losses
Matches
3
Decisive results
Win rate
33.3%
Across indexed matches
Peak rating
523
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
Abraham, Kim
1 matches
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 8, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 10, 2013 | Potomac 2013 Fall OpenTournament · View matches · Initial rating 523 | Unrated | 523 | — | 1W / 2L |
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