USCF player statistics

White, Sebastian Rafe

USCF 16807106ConnecticutUpdated: Nov 2026

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

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Rating format

Regular rating

4090 since Oct 2026

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

Nov 2026409 Regular
Dec 2025: 387 provisionalJan 2026: 387 provisionalFeb 2026: 387 provisionalMar 2026: 387 provisionalApr 2026: 387 provisionalMay 2026: 409Jun 2026: 409Jul 2026: 409Aug 2026: 409Sep 2026: 409Oct 2026: 409Nov 2026: 409
Dec 2025Nov 2026
12 updates in this window · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -10 Quick vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+22
Apr 2026 to May 2026
Biggest drop
—
No drop between published updates yet
Longest rise
1 update
+22 from Apr 2026 to May 2026
Current run
6 updates
Unchanged since May 2026
Typical move
±2
Mean absolute change; spread ±6.6

Published ratings by month

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

Monthly USCF ratings for White, Sebastian Rafe
MonthRegularQuick
Nov 2026409no change399no change
Oct 2026409no change399no change
Sep 2026409no change399no change
Aug 2026409no change399no change
Jul 2026409no change399no change
Jun 2026409no change399no change
May 2026409+22399+19
Apr 2026387 Pno change · 24 games380 Pno change · 24 games
Mar 2026387 Pno change · 24 games380 Pno change · 24 games
Feb 2026387 Pno change · 24 games380 Pno change · 24 games
Jan 2026387 Pno change · 24 games380 Pno change · 24 games
Dec 2025387 P24 games380 P24 games
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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.