Player record

Ko, Samson

ID 88933AZMaleInactive
Current rating1,375
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Wins

18

Indexed tournament wins

Losses

77

Indexed tournament losses

Matches

95

Decisive results

Win rate

18.9%

Across indexed matches

Peak rating

1,426

Highest rating in the available history.

Biggest upset

Sean Masterson

2012 U.S. Nationals · Dec 22, 2012 · +430 rating

Open →

Biggest loss

Parrish, Jane

2012 U.S. Nationals · Dec 22, 2012 · -427 rating

Open →

Most frequent opponent

Adam Block

3 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

11 tournament appearances · synced Aug 8, 2026, 2:19 AM

DateTournamentRating inRating afterPoints changedRecord
Jul 26, 20152015 Arizona SizzlerTournament · View matches1,4261,375-510W / 11L
Jul 27, 2014Arizona Sizzler OpenTournament · View matches · USATT readjusted 1,332 → 1,3931,3321,426+33+50 / -172W / 6L
Apr 27, 2014Arizona ClosedTournament · View matches1,3391,332-7+0 / -70W / 8L
Feb 16, 2014Arizona OpenTournament · View matches · USATT readjusted 1,223 → 1,2931,2231,339+46+53 / -72W / 7L
Dec 8, 20132013 Valley of the Sun OpenTournament · View matches1,2141,223+9+13 / -41W / 6L
Sep 1, 20132013 LA Open Table Tennis TournamentTournament · View matches1,2391,214-25+1 / -262W / 7L
Jul 28, 20132013 Arizona Sizzler OpenTournament · View matches1,1241,239+1153W / 4L
Apr 28, 20132013 Arizona ClosedTournament · View matches1,1041,124+201W / 6L
Feb 17, 20132013 Arizona OpenTournament · View matches1,1141,104-104W / 5L
Dec 22, 20122012 U.S. NationalsTournament · View matches1,1351,114-213W / 12L
Sep 2, 20122012 LA Open Butterfly Table Tennis TournamentTournament · View matches · Initial rating 1,135Unrated1,135—0W / 5L