USCF player statistics

Dedona, Thomas

USCF 15154434New YorkUpdated: Nov 2026

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

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Rating format

Regular rating

1,388-84 since Oct 2026

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

Nov 20261,388 Regular
Dec 2025: 1371Jan 2026: 1371Feb 2026: 1347Mar 2026: 1347Apr 2026: 1304May 2026: 1300Jun 2026: 1300Jul 2026: 1305Aug 2026: 1386Sep 2026: 1399Oct 2026: 1472Nov 2026: 1388
Dec 2025Nov 2026
12 updates in this window · +17 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -468 Quick vs Regular

    No national baseline for this rating band yet.

  • -151 Online Regular vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+81
Jul 2026 to Aug 2026
Biggest drop
-84
Oct 2026 to Nov 2026
Longest rise
4 updates
+172 from Jun 2026 to Oct 2026
Updates that moved
8 of 11
Latest -84, Oct 2026 to Nov 2026
Typical move
±30
Mean absolute change; spread ±46.4

Published ratings by month

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

Monthly USCF ratings for Dedona, Thomas
MonthRegularQuickOnline Regular
Nov 20261,388-84920no change1,237no change
Oct 20261,472+73920no change1,237no change
Sep 20261,399+13920no change1,237no change
Aug 20261,386+81920no change1,237no change
Jul 20261,305+5920no change1,237no change
Jun 20261,300no change920no change1,237no change
May 20261,300-4920no change1,237no change
Apr 20261,304-43920no change1,237no change
Mar 20261,347no change920no change1,237no change
Feb 20261,347-24920no change1,237no change
Jan 20261,371no change920no change1,237no change
Dec 20251,3719201,237
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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.