Wins
183
Indexed tournament wins
Player record
Ngai, Winston
Losses
148
Indexed tournament losses
Matches
331
Decisive results
Win rate
55.3%
Across indexed matches
Peak rating
1,622
Highest rating in the available history.
Biggest upset
Diehl, Bill
AGBU TTT · Aug 30, 1998 · +267 rating
Open →Biggest loss
Colio, Ivetthe
California State Open · Jun 22, 1997 · -939 rating
Open →Most frequent opponent
Michelson, Tim
7 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
65 tournament appearances · synced Aug 9, 2026, 2:21 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Mar 29, 2014 | LATTA OpenTournament · View matches | 1,614 | 1,622 | +8+8 / 0 | 4W / 0L |
| Mar 1, 2014 | Laguna Hills High School OpenTournament · View matches | 1,612 | 1,614 | +2+9 / -7 | 2W / 1L |
| Jun 6, 2010 | Meiklejohn North American Seniors OpenTournament · View matches | 1,600 | 1,612 | +12+12 / 0 | 4W / 0L |
| Jun 21, 2009 | Los Angeles TT OpenTournament · View matches | 1,612 | 1,600 | -12+0 / -12 | 1W / 2L |
| Jun 7, 2009 | Meiklejohn North American SeniTournament · View matches | 1,618 | 1,612 | -6+0 / -6 | 1W / 1L |
| Dec 20, 2008 | USATT Nationals ChampionshipsTournament · View matches | 1,607 | 1,618 | +11 | 4W / 1L |
| Jun 8, 2008 | Meiklejohn North American SeniorsTournament · View matches | 1,604 | 1,607 | +3+16 / -13 | 2W / 1L |
| Jun 3, 2007 | Meiklejohn North American SeniTournament · View matches | 1,602 | 1,604 | +2+4 / -2 | 1W / 1L |
| Dec 16, 2006 | U.S. National ChampionshipsTournament · View matches | 1,605 | 1,602 | -3+1 / -4 | 2W / 1L |
| Jun 4, 2006 | Meiklejohn North American SeniorsTournament · View matches | 1,608 | 1,605 | -3+0 / -3 | 1W / 1L |
| Dec 17, 2005 | 2005 US Nationals ChampionshipTournament · View matches | 1,605 | 1,608 | +3+3 / 0 | 2W / 1L |
| Jun 5, 2005 | Meiklejohn National Seniors OpTournament · View matches | 1,593 | 1,605 | +12+25 / -13 | 5W / 1L |
| Dec 18, 2004 | 2004 USA Nationals ChampionshipTournament · View matches | 1,602 | 1,593 | -9 | 11W / 4L |
| Oct 10, 2004 | SoCal OpenTournament · View matches | 1,499 | 1,602 | +103 | 8W / 3L |
| Jun 6, 2004 | Meiklejohn National SeniorsTournament · View matches | 1,497 | 1,499 | +2+8 / -6 | 2W / 2L |
| Mar 28, 2004 | Golden Western StatesTournament · View matches | 1,454 | 1,497 | +43+97 / -54 | 5W / 3L |
| Aug 24, 2003 | Pacific Coast OpenTournament · View matches | 1,449 | 1,454 | +5+12 / -7 | 3W / 2L |
| Jun 8, 2003 | Meiklejohn National SeniorsTournament · View matches | 1,437 | 1,449 | +12+12 / 0 | 4W / 0L |
| Dec 22, 2002 | 2002 US National ChampionshipsTournament · View matches | 1,449 | 1,437 | -12+2 / -14 | 3W / 3L |
| Sep 29, 2002 | Pacific Coast OpenTournament · View matches | 1,445 | 1,449 | +4 | 4W / 4L |
1–20 of 65
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