Wins
9
Indexed tournament wins
Player record
Decker, John
Losses
8
Indexed tournament losses
Matches
17
Decisive results
Win rate
52.9%
Across indexed matches
Peak rating
782
Highest rating in the available history.
Biggest upset
Barlow, Carl
Sacramento Fall Open · Oct 29, 2011 · +415 rating
Open →Biggest loss
Kannan, Sandhya
Golden State Open · May 30, 2010 · -137 rating
Open →Most frequent opponent
Chen, Kevin
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
3 tournament appearances · synced Aug 8, 2026, 2:23 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 29, 2011 | Sacramento Fall OpenTournament · View matches · USATT readjusted 683 → 733 | 683 | 782 | +49+50 / -1 | 1W / 3L |
| May 30, 2010 | Golden State OpenTournament · View matches | 693 | 683 | -10+16 / -26 | 3W / 3L |
| May 25, 2008 | Golden State OpenTournament · View matches · Initial rating 693 | Unrated | 693 | +6+20 / -14 | 5W / 2L |
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