Player record

Zhao, Junduo (Jason)

ID 8985CAMaleInactive
Current rating2,056
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Wins

491

Indexed tournament wins

Losses

270

Indexed tournament losses

Matches

761

Decisive results

Win rate

64.5%

Across indexed matches

Peak rating

2,185

Highest rating in the available history.

Biggest upset

Solis, Engelbert

2000 Midwest & Illinois Closed · Jul 15, 2000 · +304 rating

Open →

Biggest loss

Spall, Mark

No. Amer. Teams Open Championships · Nov 26, 2000 · -428 rating

Open →

Most frequent opponent

Leon Li

22 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

94 tournament appearances · synced Aug 11, 2026, 2:17 AM

DateTournamentRating inRating afterPoints changedRecord
Jun 17, 2000Schaumburg RR OpenTournament · View matches1,8971,899+2+28 / -264W / 2L
May 28, 2000St. Joseph Valley OpenTournament · View matches1,9101,897-13+20 / -336W / 8L
Apr 29, 2000St. Louis Open Team TournamentTournament · View matches1,8611,910+49+51 / -24W / 3L
Apr 15, 2000ACUI Intercollegiate TTTTournament · View matches1,9011,861-403W / 3L
Mar 19, 2000Buckeye Open TTTTournament · View matches1,8871,901+147W / 7L
Jan 29, 2000Schaumburg RR OpenTournament · View matches1,8521,886+34+61 / -276W / 3L
Dec 5, 1999Senoda OpenTournament · View matches1,8671,852-15+33 / -485W / 4L
Oct 23, 1999Zaq Zainal OpenTournament · View matches1,9191,867-524W / 3L
Aug 21, 19991999 Decatur OpenTournament · View matches1,8151,919+1045W / 3L
Aug 9, 1999St. Louis Gateway OpenTournament · View matches1,8171,815-24W / 1L
Jul 10, 1999Joe Bujalski Memorial OpenTournament · View matches1,8141,817+36W / 5L
May 30, 1999St. Joseph Valley OpenTournament · View matches1,8501,814-366W / 5L
Apr 24, 1999St. Louis Spring OpenTournament · View matches · Initial rating 1,850Unrated1,850—4W / 1L
Apr 13, 1996Atlanta Spring OpenTournament · View matches · Initial rating 944Unrated944—0W / 3L