USCF player statistics

Lee, Mack

USCF 15842896IllinoisUpdated: Nov 2026

US Chess membership expired on October 31, 2024. Published rating history is still shown below.

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Rating format

Regular rating

4370 since Oct 2026

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

Nov 2026437 Regular
Dec 2025: 437Jan 2026: 437Feb 2026: 437Mar 2026: 437Apr 2026: 437May 2026: 437Jun 2026: 437Jul 2026: 437Aug 2026: 437Sep 2026: 437Oct 2026: 437Nov 2026: 437
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12 updates in this window · 0 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • -4 Quick vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
—
No gain between published updates yet
Biggest drop
—
No drop between published updates yet
Longest rise
—
No consecutive gains yet
Current run
11 updates
Unchanged since Dec 2025
Typical move
±0
Mean absolute change; spread ±0

Published ratings by month

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

Monthly USCF ratings for Lee, Mack
MonthRegularQuick
Nov 2026437no change433no change
Oct 2026437no change433no change
Sep 2026437no change433no change
Aug 2026437no change433no change
Jul 2026437no change433no change
Jun 2026437no change433no change
May 2026437no change433no change
Apr 2026437no change433no change
Mar 2026437no change433no change
Feb 2026437no change433no change
Jan 2026437no change433no change
Dec 2025437433
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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.