Wins
522
Indexed tournament wins
Player record
Olaf Surmann
Losses
200
Indexed tournament losses
Matches
722
Decisive results
Win rate
72.3%
Across indexed matches
Peak rating
2,244
Highest rating in the available history.
Biggest upset
Zeng, David Heng-Wah
ICC California State Open · May 27, 2012 · +202 rating
Open →Biggest loss
So, Preston
Sacramento Winter Open · Mar 3, 2012 · -408 rating
Open →Most frequent opponent
Tom Spesick
13 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
123 tournament appearances · synced Aug 8, 2026, 2:57 PM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Feb 20, 2010 | 2010 Western Open on the JOOLA NA TourTournament · View matches | 2,059 | 2,079 | +20+24 / -4 | 4W / 1L |
| Jan 30, 2010 | Sacramento Winter OpenTournament · View matches | 2,022 | 2,059 | +37+43 / -6 | 7W / 3L |
| Dec 6, 2009 | ICC California State OpenTournament · View matches · Initial rating 2,022 | Unrated | 2,022 | 0+0 / 0 | 3W / 2L |
121–123 of 123
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