Wins
170
Indexed tournament wins
Player record
Chason Koh
Losses
210
Indexed tournament losses
Matches
380
Decisive results
Win rate
44.7%
Across indexed matches
Peak rating
1,859
Highest rating in the available history.
Biggest upset
Chui, Lim Ming
2002 Meiklejohn Nat Sr TTT · Jun 9, 2002 · +362 rating
Open →Biggest loss
John Tentor
2004 USA Nationals Championship · Dec 18, 2004 · -578 rating
Open →Most frequent opponent
Hiroshi Koshimoto
8 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
53 tournament appearances · synced Aug 9, 2026, 4:22 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 18, 2004 | 2004 USA Nationals ChampionshipTournament · View matches | 1,767 | 1,667 | -100+0 / -100 | 0W / 2L |
| Jun 6, 2004 | Meiklejohn National SeniorsTournament · View matches | 1,782 | 1,767 | -15 | 4W / 4L |
| Dec 20, 2003 | 2003 USA TT National ChampionshipTournament · View matches | 1,788 | 1,782 | -6 | 4W / 7L |
| Jun 8, 2003 | Meiklejohn National SeniorsTournament · View matches | 1,787 | 1,788 | +1+3 / -2 | 3W / 2L |
| Jun 9, 2002 | 2002 Meiklejohn Nat Sr TTTTournament · View matches | 1,767 | 1,787 | +20+53 / -33 | 5W / 9L |
| May 19, 2002 | Western Open on the 2002 StigaTournament · View matches | 1,748 | 1,767 | +19+29 / -10 | 6W / 8L |
| May 5, 2002 | Power Pong OpenTournament · View matches | 1,752 | 1,748 | -4+4 / -8 | 2W / 3L |
| Mar 23, 2002 | March PowerPong/Butterfly OpenTournament · View matches | 1,768 | 1,752 | -16+32 / -48 | 6W / 6L |
| Feb 10, 2002 | Power Pong-Butterfly OpenTournament · View matches | 1,803 | 1,768 | -35+0 / -35 | 0W / 4L |
| Jan 13, 2002 | Butterfly Power Pong OpenTournament · View matches | 1,859 | 1,803 | -56+7 / -63 | 1W / 4L |
| Dec 23, 2001 | 2001 USATT NationalsTournament · View matches | 1,841 | 1,859 | +18+40 / -22 | 4W / 6L |
| Dec 16, 2001 | PaddlePalace OpenTournament · View matches | 1,817 | 1,841 | +24+25 / -1 | 1W / 3L |
| Dec 9, 2001 | Butterfly Power Pong OpenTournament · View matches | 1,782 | 1,817 | +35+36 / -1 | 2W / 2L |
| Oct 28, 2001 | Power Pong OpenTournament · View matches | 1,779 | 1,782 | +3 | 7W / 3L |
| Sep 16, 2001 | 6th Lake Havasu Open - AZTournament · View matches | 1,810 | 1,779 | -31 | 0W / 6L |
| Sep 2, 2001 | Western Open on the 2001 NA ToTournament · View matches · USATT readjusted 1,725 → 1,780 | 1,725 | 1,810 | +30+50 / -20 | 2W / 3L |
| Jul 22, 2001 | High Desert InvitationalTournament · View matches | 1,728 | 1,725 | -3 | 3W / 2L |
| Jun 24, 2001 | California State OpenTournament · View matches | 1,763 | 1,728 | -35 | 3W / 4L |
| Jun 10, 2001 | Meiklejohn National Seniors TTTournament · View matches | 1,753 | 1,763 | +10 | 4W / 4L |
| May 13, 2001 | San Diego Spring 2001Tournament · View matches | 1,786 | 1,753 | -33+18 / -51 | 5W / 2L |
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