USCF player statistics

Medellin, Adrien

USCF 15313273TexasUpdated: Nov 2026

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

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Rating format

Regular rating

8780 since Oct 2026

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

Nov 2026878 Regular
Dec 2025: 857Jan 2026: 857Feb 2026: 857Mar 2026: 857Apr 2026: 857May 2026: 884Jun 2026: 878Jul 2026: 878Aug 2026: 878Sep 2026: 878Oct 2026: 878Nov 2026: 878
Dec 2025Nov 2026
12 updates in this window · +21 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -5 Quick vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+27
Apr 2026 to May 2026
Biggest drop
-6
May 2026 to Jun 2026
Longest rise
1 update
+27 from Apr 2026 to May 2026
Current run
5 updates
Unchanged since Jun 2026
Typical move
±3
Mean absolute change; spread ±8.5

Published ratings by month

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

Monthly USCF ratings for Medellin, Adrien
MonthRegularQuick
Nov 2026878no change873no change
Oct 2026878no change873no change
Sep 2026878no change873no change
Aug 2026878no change873no change
Jul 2026878no change873no change
Jun 2026878-6873-7
May 2026884+27880+24
Apr 2026857no change856no change
Mar 2026857no change856no change
Feb 2026857no change856no change
Jan 2026857no change856no change
Dec 2025857856
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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.