Wins
9
Indexed tournament wins
Player record
Koo, Sheung-Yin Kevin
Losses
10
Indexed tournament losses
Matches
19
Decisive results
Win rate
47.4%
Across indexed matches
Peak rating
1,167
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
Quesenberry, Benjamin
Maryland Oct. Circuit - Giant · Oct 27, 2001 · -268 rating
Open →Most frequent opponent
Lee, Anthony
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
2 tournament appearances · synced Aug 21, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 27, 2001 | Maryland Oct. Circuit - Giant Tournament · View matches | 1,167 | 1,095 | -72 | 4W / 8L |
| Jul 15, 2001 | Maryland July CircuitTournament · View matches · Initial rating 1,167 | Unrated | 1,167 | — | 5W / 2L |
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