Player record

Choor Sime Oh

ID 30815PAMaleInactive

Choor Sime Oh's USATT rating is 2,541.

USATT rating2,541
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Wins

83

Indexed tournament wins

Losses

22

Indexed tournament losses

Matches

105

Decisive results

Win rate

79.0%

Across indexed matches

Peak rating

2,541

Highest rating in the available history.

Biggest upset

Akifumi Hamakawa

2011 JOOLA N. American Teams O · Nov 27, 2011 · +232 rating

Open →

Biggest loss

Marta Massuda

Killerspin Open 2003 · Dec 29, 2003 · -155 rating

Open →

Most frequent opponent

Parviz Mojaverian

6 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

12 tournament appearances · synced Aug 26, 2026, 2:22 AM

DateTournamentRating inRating afterPoints changedRecord
Dec 11, 2011Trolley Car TT Club Philly OpenTournament · View matches2,5372,541+4+4 / 05W / 0L
Nov 27, 20112011 JOOLA N. American Teams OTournament · View matches · USATT readjusted 2,467 → 2,5202,4672,537+17+56 / -396W / 6L
Oct 30, 2011Trolley Car TT Club Philly OpenTournament · View matches2,4742,467-7+0 / -71W / 1L
Aug 14, 2011Trolley Car TT Club Philly OpenTournament · View matches2,4792,474-5+2 / -74W / 1L
Jun 5, 20112011 June Philadelphia OpenTournament · View matches2,4682,479+11+11 / 06W / 0L
Nov 28, 20102010 JOOLA N. American TeamsTournament · View matches2,4162,468+5211W / 5L
Nov 29, 20092009 JOOLA N. American Teams OTournament · View matches2,3482,416+6814W / 5L
May 14, 2005$2200 Star of India Open ClassTournament · View matches2,3422,348+6+7 / -14W / 1L
Sep 19, 20042004 Gateway OpenTournament · View matches2,3302,342+12+12 / 09W / 0L
Mar 27, 2004"Heart of the Ozarks" Early Spring OpenTournament · View matches2,3222,330+8+8 / 010W / 0L
Dec 29, 2003Killerspin Open 2003Tournament · View matches2,3272,322-5+19 / -244W / 3L
Nov 8, 2003St. Louis Fall OpenTournament · View matches · Initial rating 2,327Unrated2,327—9W / 0L