USCF player statistics

Jefferson, Darren Lydell

USCF 15537102GeorgiaUpdated: Nov 2026

US Chess membership expired on January 31, 2025. Published rating history is still shown below.

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Rating format

Regular rating

1,2990 since Oct 2026

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

Nov 20261,299 Regular
Dec 2025: 1298Jan 2026: 1298Feb 2026: 1298Mar 2026: 1298Apr 2026: 1298May 2026: 1298Jun 2026: 1298Jul 2026: 1298Aug 2026: 1298Sep 2026: 1299Oct 2026: 1299Nov 2026: 1299
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12 updates in this window · +1 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • -151 Quick vs Regular

    No national baseline for this rating band yet.

  • -349 Blitz vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+1
Aug 2026 to Sep 2026
Biggest drop
—
No drop between published updates yet
Longest rise
1 update
+1 from Aug 2026 to Sep 2026
Current run
2 updates
Unchanged since Sep 2026
Typical move
±0
Mean absolute change; spread ±0.3

Published ratings by month

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

Monthly USCF ratings for Jefferson, Darren Lydell
MonthRegularQuickBlitz
Nov 20261,299no change1,148no change950no change
Oct 20261,299no change1,148no change950no change
Sep 20261,299+11,148-3950no change
Aug 20261,298no change1,151no change950no change
Jul 20261,298no change1,151no change950no change
Jun 20261,298no change1,151no change950no change
May 20261,298no change1,151no change950no change
Apr 20261,298no change1,151no change950no change
Mar 20261,298no change1,151no change950no change
Feb 20261,298no change1,151no change950no change
Jan 20261,298no change1,151no change950no change
Dec 20251,2981,151950
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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.