Player record

William So

ID 220069MAMaleInactive

William So's USATT rating is 2,146.

USATT rating2,146
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Wins

67

Indexed tournament wins

Losses

40

Indexed tournament losses

Matches

107

Decisive results

Win rate

62.6%

Across indexed matches

Peak rating

2,149

Highest rating in the available history.

Biggest upset

Keenan Southall

Westchester August 2019 Open · Aug 24, 2019 · +77 rating

Open →

Biggest loss

Maximilian Kogler

Westchester August 2019 Open · Aug 24, 2019 · -221 rating

Open →

Most frequent opponent

Maximilian Kogler

3 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

14 tournament appearances · synced Aug 26, 2026, 2:23 AM

DateTournamentRating inRating afterPoints changedRecord
Aug 29, 2020Westchester August 2020 Little OpenTournament · View matches2,1302,146+16+31 / -156W / 5L
Jul 18, 2020Hu Zhiyu Cup July 2020 - Giant RR at LYTTCTournament · View matches2,1442,130-14+16 / -304W / 3L
Feb 22, 2020Westchester February 2020 OpenTournament · View matches2,1492,144-5+3 / -84W / 3L
Jan 19, 2020AACCT JAN 2020 Open/NYTTOTournament · View matches2,1352,149+14+14 / 04W / 0L
Jan 18, 2020Barry Dattel Memorial OpenTournament · View matches2,1312,135+4+8 / -42W / 2L
Dec 17, 2019US OpenTournament · View matches2,1262,131+5+23 / -184W / 2L
Aug 24, 2019Westchester August 2019 OpenTournament · View matches2,1272,126-1+19 / -205W / 3L
May 5, 2019Rhode Island Spring OpenTournament · View matches2,1052,127+223W / 1L
Apr 27, 2019Westchester April 2019 OpenTournament · View matches2,0912,105+14+14 / 02W / 3L
Jan 26, 2019Westchester January 2019 OpenTournament · View matches2,1012,091-10+10 / -204W / 3L
Nov 23, 2018JOOLA North American TeamsTournament · View matches2,1102,101-99W / 9L
Sep 29, 2018Westchester September 2018 OpenTournament · View matches2,1152,110-5+0 / -50W / 3L
Sep 1, 20182018 Butterfly Labor Day TeamsTournament · View matches2,0852,115+30+30 / 09W / 0L
Apr 28, 2018Westchester April 2018 OpenTournament · View matches · Initial rating 2,085Unrated2,085+8+14 / -611W / 3L