USCF player statistics

He, Bonnie

USCF 16779171CaliforniaUpdated: Nov 2026

US Chess membership expired on May 31, 2026. Published rating history is still shown below.

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Rating format

Regular rating

1,9190 since Oct 2026

Published rating · Nov 2026 · 12 published updates since Dec 2025

Nov 20261,919 Regular
Dec 2025: 1920Jan 2026: 1921Feb 2026: 1970Mar 2026: 1962Apr 2026: 1976May 2026: 1952Jun 2026: 1919Jul 2026: 1919Aug 2026: 1919Sep 2026: 1919Oct 2026: 1919Nov 2026: 1919
Dec 2025Nov 2026
12 updates in this window · -1 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -138 Quick vs Regular

    No national baseline for this rating band yet.

  • -359 Blitz vs Regular

    No national baseline for this rating band yet.

  • -758 Online Regular vs Regular

    No national baseline for this rating band yet.

  • -500 Online Quick vs Regular

    No national baseline for this rating band yet.

  • -343 Online Blitz vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+49
Jan 2026 to Feb 2026
Biggest drop
-33
May 2026 to Jun 2026
Longest rise
2 updates
+50 from Dec 2025 to Feb 2026
Current run
5 updates
Unchanged since Jun 2026
Typical move
±12
Mean absolute change; spread ±20.8

Published ratings by month

P marks a provisional rating; the small figure is the change since the previous published observation.

Monthly USCF ratings for He, Bonnie
MonthRegularQuickBlitzOnline RegularOnline QuickOnline Blitz
Nov 20261,919no change1,781no change1,560no change1,161no change1,419no change1,576no change
Oct 20261,919no change1,781no change1,560no change1,161no change1,419no change1,576no change
Sep 20261,919no change1,781no change1,560no change1,161no change1,419no change1,576no change
Aug 20261,919no change1,781no change1,560no change1,161no change1,419no change1,576no change
Jul 20261,919no change1,781no change1,560no change1,161no change1,419no change1,576no change
Jun 20261,919-331,781-461,560no change1,161no change1,419no change1,576no change
May 20261,952-241,827no change1,560no change1,161no change1,419no change1,576no change
Apr 20261,976+141,827+161,560no change1,161no change1,419no change1,576no change
Mar 20261,962-81,811-171,560no change1,161no change1,419no change1,576no change
Feb 20261,970+491,828+581,560no change1,161no change1,419no change1,576no change
Jan 20261,921+11,770-281,560no change1,161no change1,419no change1,576no change
Dec 20251,9201,7981,5601,1611,4191,576
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About these statistics. Built from the monthly USCF rating updates available to Chess67. Ratings change between publications, and a missing month is not inactivity. The official US Chess record has current ratings and tournament history.