USCF player statistics

Mueller-Omar, Haroun

USCF 12894976ColoradoUpdated: Nov 2026

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

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Rating format

Regular rating

1,8130 since Oct 2026

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

Nov 20261,813 Regular
Dec 2025: 1807Jan 2026: 1807Feb 2026: 1807Mar 2026: 1807Apr 2026: 1807May 2026: 1807Jun 2026: 1807Jul 2026: 1807Aug 2026: 1813Sep 2026: 1813Oct 2026: 1813Nov 2026: 1813
Dec 2025Nov 2026
12 updates in this window · +6 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -108 Quick vs Regular (provisional)

    No national baseline for this rating band yet.

  • -228 Blitz vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+6
Jul 2026 to Aug 2026
Biggest drop
—
No drop between published updates yet
Longest rise
1 update
+6 from Jul 2026 to Aug 2026
Current run
3 updates
Unchanged since Aug 2026
Typical move
±1
Mean absolute change; spread ±1.8

Published ratings by month

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

Monthly USCF ratings for Mueller-Omar, Haroun
MonthRegularQuickBlitz
Nov 20261,813no change1,705 Pno change · 14 games1,585no change
Oct 20261,813no change1,705 Pno change · 14 games1,585no change
Sep 20261,813no change1,705 Pno change · 14 games1,585no change
Aug 20261,813+61,705 Pno change · 14 games1,585no change
Jul 20261,807no change1,705 Pno change · 14 games1,585no change
Jun 20261,807no change1,705 Pno change · 14 games1,585no change
May 20261,807no change1,705 Pno change · 14 games1,585no change
Apr 20261,807no change1,705 Pno change · 14 games1,585no change
Mar 20261,807no change1,705 Pno change · 14 games1,585no change
Feb 20261,807no change1,705 Pno change · 14 games1,585no change
Jan 20261,807no change1,705 Pno change · 14 games1,585no change
Dec 20251,8071,705 P14 games1,585
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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.