USCF player statistics

Humpherys, Grant Richard

USCF 16105640ArizonaUpdated: Nov 2026

US Chess membership expired on November 30, 2024. Published rating history is still shown below.

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Rating format

Regular rating

1,5350 since Oct 2026

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

Nov 20261,535 Regular
Dec 2025: 1535Jan 2026: 1535Feb 2026: 1535Mar 2026: 1535Apr 2026: 1535May 2026: 1535Jun 2026: 1535Jul 2026: 1535Aug 2026: 1535Sep 2026: 1535Oct 2026: 1535Nov 2026: 1535
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12 updates in this window · 0 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • -13 Quick vs Regular

    No national baseline for this rating band yet.

  • -221 Blitz vs Regular (provisional)

    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 Humpherys, Grant Richard
MonthRegularQuickBlitz
Nov 20261,535no change1,522no change1,314 Pno change · 21 games
Oct 20261,535no change1,522no change1,314 Pno change · 21 games
Sep 20261,535no change1,522no change1,314 Pno change · 21 games
Aug 20261,535no change1,522no change1,314 Pno change · 21 games
Jul 20261,535no change1,522no change1,314 Pno change · 21 games
Jun 20261,535no change1,522no change1,314 Pno change · 21 games
May 20261,535no change1,522no change1,314 Pno change · 21 games
Apr 20261,535no change1,522no change1,314 Pno change · 21 games
Mar 20261,535no change1,522no change1,314 Pno change · 21 games
Feb 20261,535no change1,522no change1,314 Pno change · 21 games
Jan 20261,535no change1,522no change1,314 Pno change · 21 games
Dec 20251,5351,5221,314 P21 games
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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.