USCF player statistics

Zemke, Isabel

USCF 16601060IllinoisUpdated: Nov 2026

US Chess membership expired on February 28, 2025. Published rating history is still shown below.

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Rating format

Regular rating

8740 since Oct 2026

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

Nov 2026874 Regular
Dec 2025: 874Jan 2026: 874Feb 2026: 874Mar 2026: 874Apr 2026: 874May 2026: 874Jun 2026: 874Jul 2026: 875Aug 2026: 874Sep 2026: 874Oct 2026: 874Nov 2026: 874
Dec 2025Nov 2026
12 updates in this window · 0 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -37 Quick vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+1
Jun 2026 to Jul 2026
Biggest drop
-1
Jul 2026 to Aug 2026
Longest rise
1 update
+1 from Jun 2026 to Jul 2026
Current run
3 updates
Unchanged since Aug 2026
Typical move
±0
Mean absolute change; spread ±0.4

Published ratings by month

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

Monthly USCF ratings for Zemke, Isabel
MonthRegularQuick
Nov 2026874no change837no change
Oct 2026874no change837no change
Sep 2026874no change837no change
Aug 2026874-1837no change
Jul 2026875+1837no change
Jun 2026874no change837no change
May 2026874no change837no change
Apr 2026874no change837no change
Mar 2026874no change837no change
Feb 2026874no change837no change
Jan 2026874no change837no change
Dec 2025874837
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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.