Wins
28
Indexed tournament wins
Player record
Arnold, Robert
Losses
44
Indexed tournament losses
Matches
72
Decisive results
Win rate
38.9%
Across indexed matches
Peak rating
1,061
Highest rating in the available history.
Biggest upset
Thomas, Wayne
3rd Annual Bill Mason Memorial · Apr 11, 2009 · +243 rating
Open →Biggest loss
Paul Shih
2010 Rose City Open · Jun 13, 2010 · -404 rating
Open →Most frequent opponent
Bruce Bayley
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
6 tournament appearances · synced Aug 9, 2026, 2:28 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 10, 2012 | 2012 Rose City OpenTournament · View matches | 1,007 | 1,035 | +28 | 8W / 8L |
| Jun 13, 2010 | 2010 Rose City OpenTournament · View matches | 1,061 | 1,007 | -54 | 4W / 9L |
| Nov 8, 2009 | 2009 Li-Ning Pacific Rim OpenTournament · View matches | 973 | 1,061 | +88+121 / -33 | 4W / 9L |
| Aug 15, 2009 | 2009 Under 1200Tournament · View matches | 988 | 973 | -15+0 / -15 | 4W / 3L |
| Apr 11, 2009 | 3rd Annual Bill Mason MemorialTournament · View matches · USATT readjusted 900 → 950 | 900 | 988 | +38+40 / -2 | 2W / 8L |
| Nov 2, 2008 | 20th Bob Viducich Stiga Pacific Rim OpenTournament · View matches · Initial rating 900 | Unrated | 900 | +6+39 / -33 | 6W / 7L |
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