USCF player statistics

Sumwalt, Parker

USCF 12904781WisconsinUpdated: Jun 2026

US Chess membership expired on June 30, 2023. Published rating history is still shown below.

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Rating format

Regular rating

1,1560 since May 2026

Published rating · Jun 2026 · 7 published updates since Dec 2025

Jun 20261,156 Regular
Dec 2025: 1156Jan 2026: 1156Feb 2026: 1156Mar 2026: 1156Apr 2026: 1156May 2026: 1156Jun 2026: 1156
Dec 2025Jun 2026
7 updates in this window · 0 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • -153 Quick 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
6 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 Sumwalt, Parker
MonthRegularQuick
Jun 20261,156no change1,003no change
May 20261,156no change1,003no change
Apr 20261,156no change1,003no change
Mar 20261,156no change1,003no change
Feb 20261,156no change1,003no change
Jan 20261,156no change1,003no change
Dec 20251,1561,003
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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.