Wins
9
Indexed tournament wins
Player record
Guo, Quanzhong
Losses
10
Indexed tournament losses
Matches
19
Decisive results
Win rate
47.4%
Across indexed matches
Peak rating
1,652
Highest rating in the available history.
Biggest upset
Shur, Walter
Long Island Championships · May 4, 2003 · +85 rating
Open →Biggest loss
Tsang, Peter
2001 US Open 3 · Jul 8, 2001 · -108 rating
Open →Most frequent opponent
Gorelick, Victor
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
4 tournament appearances · synced Aug 13, 2026, 2:23 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 1, 2003 | 4th Garden State OpenTournament · View matches | 1,645 | 1,644 | -1+5 / -6 | 2W / 2L |
| May 4, 2003 | Long Island ChampionshipsTournament · View matches | 1,652 | 1,645 | -7 | 3W / 4L |
| Jul 8, 2001 | 2001 US Open 3Tournament · View matches | 1,637 | 1,652 | +15+27 / -12 | 3W / 2L |
| Feb 4, 2001 | 2001 Spinners Feb. OpenTournament · View matches · Initial rating 1,637 | Unrated | 1,637 | — | 1W / 2L |
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