USCF player statistics

Chapa, Arkadio Alec

USCF 16514727TexasUpdated: Nov 2026

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

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Rating format

Regular rating

5800 since Oct 2026

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

Nov 2026580 Regular
Dec 2025: 471Jan 2026: 542Feb 2026: 542Mar 2026: 560Apr 2026: 579May 2026: 579Jun 2026: 579Jul 2026: 579Aug 2026: 579Sep 2026: 580Oct 2026: 580Nov 2026: 580
Dec 2025Nov 2026
12 updates in this window · +109 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • +18 Quick vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+71
Dec 2025 to Jan 2026
Biggest drop
—
No drop between published updates yet
Longest rise
2 updates
+37 from Feb 2026 to Apr 2026
Current run
2 updates
Unchanged since Sep 2026
Typical move
±10
Mean absolute change; spread ±21.6

Published ratings by month

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

Monthly USCF ratings for Chapa, Arkadio Alec
MonthRegularQuick
Nov 2026580no change598+1
Oct 2026580no change597no change
Sep 2026580+1597no change
Aug 2026579no change597no change
Jul 2026579no change597no change
Jun 2026579no change597no change
May 2026579no change597no change
Apr 2026579+19597+20
Mar 2026560+18577+21
Feb 2026542no change556no change
Jan 2026542+71556+70
Dec 2025471486
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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.