Wins
110
Indexed tournament wins
Player record
Dewei Sun
Losses
99
Indexed tournament losses
Matches
209
Decisive results
Win rate
52.6%
Across indexed matches
Peak rating
1,790
Highest rating in the available history.
Biggest upset
Fernando Chang
ICC California State Open · Dec 9, 2012 · +439 rating
Open →Biggest loss
Kaylin Xiao
Bay Area Butterfly Championships · Nov 11, 2023 · -959 rating
Open →Most frequent opponent
Arsalan Afrakhteh
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
31 tournament appearances · synced Aug 8, 2026, 3:23 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Feb 17, 2013 | ICC CA State OpenTournament · View matches | 1,790 | 1,790 | 0 | 0W / 5L |
| Dec 9, 2012 | ICC California State OpenTournament · View matches · USATT readjusted 1,691 → 1,741 | 1,691 | 1,790 | +49+50 / -1 | 1W / 4L |
| Mar 18, 2012 | ICC California State OpenTournament · View matches | 1,753 | 1,691 | -62+4 / -66 | 3W / 2L |
| Dec 4, 2011 | ICC CA State OpenTournament · View matches | 1,756 | 1,753 | -3+3 / -6 | 3W / 6L |
| Jun 26, 2011 | 2011 US Open Warm-UpTournament · View matches | 1,605 | 1,756 | +151 | 7W / 3L |
| Mar 20, 2011 | ICC CA State OpenTournament · View matches | 1,608 | 1,605 | -3 | 3W / 3L |
| Dec 5, 2010 | ICC CA State OpenTournament · View matches | 1,581 | 1,608 | +27+29 / -2 | 3W / 3L |
| Nov 7, 2010 | 2010 Spin Magicians FremontTournament · View matches | 1,584 | 1,581 | -3+5 / -8 | 3W / 2L |
| Sep 5, 2010 | 2010 Berkeley Open on the JOOLA NA TourTournament · View matches | 1,527 | 1,584 | +57+70 / -13 | 5W / 3L |
| May 2, 2010 | ICC CA State OpenTournament · View matches · USATT readjusted 1,359 → 1,506 | 1,359 | 1,527 | +21+38 / -17 | 6W / 4L |
| Feb 28, 2010 | ICC CA State OpenTournament · View matches · Initial rating 1,359 | Unrated | 1,359 | — | 4W / 4L |
21–31 of 31
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