Wins
35
Indexed tournament wins
Player record
Wei, Haichang (Helen)
Losses
23
Indexed tournament losses
Matches
58
Decisive results
Win rate
60.3%
Across indexed matches
Peak rating
1,724
Highest rating in the available history.
Biggest upset
Reginald Willis
MDTTC Butterfly October Open · Oct 21, 2007 · +159 rating
Open →Biggest loss
Kim, Grace
2007 JOOLA N. American Teams O · Nov 25, 2007 · -260 rating
Open →Most frequent opponent
Lu, Gabriel
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
6 tournament appearances · synced Aug 10, 2026, 2:19 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 9, 2008 | Potomac 2008 Fall OpenTournament · View matches | 1,651 | 1,653 | +2+12 / -10 | 2W / 2L |
| Nov 25, 2007 | 2007 JOOLA N. American Teams OTournament · View matches | 1,724 | 1,651 | -73 | 22W / 8L |
| Oct 21, 2007 | MDTTC Butterfly October OpenTournament · View matches | 1,690 | 1,724 | +34+36 / -2 | 2W / 1L |
| Sep 16, 2007 | MDTTC Butterfly September OpenTournament · View matches | 1,696 | 1,690 | -6+0 / -6 | 1W / 5L |
| May 13, 2007 | Potomac 2007 Spring OpenTournament · View matches | 1,690 | 1,696 | +6+13 / -7 | 4W / 3L |
| Apr 8, 2007 | MDTTC Butterfly Spring OpenTournament · View matches · Initial rating 1,690 | Unrated | 1,690 | 0+21 / -21 | 4W / 4L |
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