USCF player statistics

Harris, Isaac Lott

USCF 16936075MarylandUpdated: Nov 2026

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

Join / Renew USCF
Official US Chess record

Enter an 8-digit USCF ID, or at least 3 letters of a name. Similar names in MD appear first.

Find USCF-rated tournamentsBrowse upcoming events and entry requirements.
Rating format

Regular rating

1,7060 since Oct 2026

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

Nov 20261,706 Regular
Dec 2025: 1700Jan 2026: 1700Feb 2026: 1705Mar 2026: 1705Apr 2026: 1706May 2026: 1706Jun 2026: 1706Jul 2026: 1706Aug 2026: 1706Sep 2026: 1706Oct 2026: 1706Nov 2026: 1706
Dec 2025Nov 2026
12 updates in this window · +6 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -191 Quick vs Regular (provisional)

    No national baseline for this rating band yet.

  • -111 Blitz vs Regular (provisional)

    No national baseline for this rating band yet.

  • -167 Online Regular vs Regular

    No national baseline for this rating band yet.

  • -14 Online Quick vs Regular (provisional)

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+5
Jan 2026 to Feb 2026
Biggest drop
—
No drop between published updates yet
Longest rise
1 update
+5 from Jan 2026 to Feb 2026
Current run
7 updates
Unchanged since Apr 2026
Typical move
±1
Mean absolute change; spread ±1.5

Published ratings by month

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

Monthly USCF ratings for Harris, Isaac Lott
MonthRegularQuickBlitzOnline RegularOnline Quick
Nov 20261,706no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Oct 20261,706no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Sep 20261,706no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Aug 20261,706no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Jul 20261,706no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Jun 20261,706no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
May 20261,706no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Apr 20261,706+11,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Mar 20261,705no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Feb 20261,705+51,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Jan 20261,700no change1,515 Pno change · 14 games1,595 Pno change · 18 games1,539no change1,692 Pno change · 18 games
Dec 20251,7001,515 P14 games1,595 P18 games1,5391,692 P18 games
Chess67 DiscordChat with the Chess67 community.Open Find a chess tournamentUpcoming events near you.Browse Find a chess clubClubs and meetups near you.Browse

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.