USCF player statistics

Mazu, Karim

USCF 16230160CaliforniaUpdated: Nov 2026

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

Join / Renew USCF
Official US Chess record

Enter an 8-digit USCF ID, or at least 3 letters of a name. Similar names in CA appear first.

Find USCF-rated tournamentsBrowse upcoming events and entry requirements.
Rating format

Regular rating

2,0000 since Oct 2026

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

Nov 20262,000 Regular
Dec 2025: 2000Jan 2026: 2000Feb 2026: 2000Mar 2026: 2000Apr 2026: 2000May 2026: 2000Jun 2026: 2000Jul 2026: 2000Aug 2026: 2000Sep 2026: 2000Oct 2026: 2000Nov 2026: 2000
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12 updates in this window · 0 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • +75 Quick vs Regular (provisional)

    No national baseline for this rating band yet.

  • -126 Blitz vs Regular

    No national baseline for this rating band yet.

  • +51 Online Quick vs Regular (provisional)

    No national baseline for this rating band yet.

  • +157 Online Blitz 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 Mazu, Karim
MonthRegularQuickBlitzOnline QuickOnline Blitz
Nov 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Oct 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Sep 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Aug 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Jul 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Jun 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
May 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Apr 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Mar 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Feb 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Jan 20262,000no change2,075 Pno change · 9 games1,874no change2,051 Pno change · 15 games2,157no change
Dec 20252,0002,075 P9 games1,8742,051 P15 games2,157
Chess67 DiscordChat with the Chess67 community.Open Find a chess tournamentUpcoming events near you.Browse Find a chess clubClubs and meetups near you.Browse

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.