Wins
29
Indexed tournament wins
Player record
Wessel, Guenther
Losses
23
Indexed tournament losses
Matches
52
Decisive results
Win rate
55.8%
Across indexed matches
Peak rating
1,860
Highest rating in the available history.
Biggest upset
Liu, Charlene Xiaoying
1999 Potomac Fall Open · Nov 21, 1999 · +170 rating
Open →Biggest loss
Thorne, Oliver
1999 NA Teams 2 · Nov 28, 1999 · -253 rating
Open →Most frequent opponent
Dave Williams
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
6 tournament appearances · synced Aug 9, 2026, 2:17 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 19, 2000 | Potomac Millennium OpenTournament · View matches | 1,859 | 1,858 | -1+5 / -6 | 3W / 1L |
| Aug 20, 2000 | Matthew Murad Memorial Open oTournament · View matches | 1,859 | 1,859 | 0+3 / -3 | 2W / 1L |
| May 14, 2000 | Eastern Open on the No. Amer TourTournament · View matches | 1,860 | 1,859 | -1+7 / -8 | 2W / 1L |
| Nov 28, 1999 | 1999 NA Teams 2Tournament · View matches | 1,798 | 1,860 | +62 | 12W / 17L |
| Nov 21, 1999 | 1999 Potomac Fall OpenTournament · View matches | 1,755 | 1,798 | +43+48 / -5 | 9W / 1L |
| May 23, 1999 | 1999 Potomac Spring OpenTournament · View matches · Initial rating 1,755 | Unrated | 1,755 | -3+4 / -7 | 1W / 2L |
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