USCF player statistics

Stopa, Jacek

USCF 13485890CaliforniaUpdated: Nov 2026

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

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Rating format

Regular rating

2,4250 since Oct 2026

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

Nov 20262,425 Regular
Dec 2025: 2425Jan 2026: 2425Feb 2026: 2425Mar 2026: 2425Apr 2026: 2425May 2026: 2425Jun 2026: 2425Jul 2026: 2425Aug 2026: 2425Sep 2026: 2425Oct 2026: 2425Nov 2026: 2425
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12 updates in this window · 0 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • +38 Quick vs Regular

    No national baseline for this rating band yet.

  • +5 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 Stopa, Jacek
MonthRegularQuickBlitz
Nov 20262,425no change2,463no change2,430no change
Oct 20262,425no change2,463no change2,430no change
Sep 20262,425no change2,463no change2,430no change
Aug 20262,425no change2,463no change2,430no change
Jul 20262,425no change2,463no change2,430no change
Jun 20262,425no change2,463no change2,430no change
May 20262,425no change2,463no change2,430no change
Apr 20262,425no change2,463no change2,430no change
Mar 20262,425no change2,463no change2,430no change
Feb 20262,425no change2,463no change2,430no change
Jan 20262,425no change2,463no change2,430no change
Dec 20252,4252,4632,430
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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.