USCF player statistics

Guan, Justin

USCF 32521676CaliforniaLatest available supplement: Sep 2026
Official US Chess record
Rating format

Regular rating

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150200250Dec 2025: 198 (provisional)Jan 2026: 190 (provisional)Feb 2026: 191 (provisional)Mar 2026: 191 (provisional)Apr 2026: 191 (provisional)May 2026: 191 (provisional)Dec 2025May 2026
Published supplement ratings. Lines connect available observations; they do not show individual tournament results.

Published ratings by supplement

All available formats. P indicates a provisional rating.

Monthly USCF ratings for Guan, Justin
SupplementRegularQuickBlitz
Sep 2026——124 P
Aug 2026——124 P
Jul 2026——124 P
Jun 2026——124 P
May 2026191 P191 P124 P
Apr 2026191 P191 P109 P
Mar 2026191 P191 P109 P
Feb 2026191 P191 P109 P
Jan 2026190 P191 P—
Dec 2025198 P198 P—

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About these statistics

These pages use the USCF supplements available to Chess67. Ratings can change between monthly publications. Missing months do not mean a player was inactive. For current ratings and tournament history, consult the official US Chess record.

National USCF statisticsCalifornia USCF statistics