USCF player statistics

Song, Jacob

USCF 15410491ArizonaUpdated: Nov 2026

US Chess membership expired on February 28, 2026. Published rating history is still shown below.

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Rating format

Regular rating

1,9680 since Oct 2026

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

Nov 20261,968 Regular
Dec 2025: 1967Jan 2026: 1967Feb 2026: 1967Mar 2026: 1967Apr 2026: 1967May 2026: 1967Jun 2026: 1967Jul 2026: 1967Aug 2026: 1968Sep 2026: 1967Oct 2026: 1968Nov 2026: 1968
Dec 2025Nov 2026
12 updates in this window · +1 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -206 Quick vs Regular

    No national baseline for this rating band yet.

  • -75 Blitz vs Regular

    No national baseline for this rating band yet.

  • -101 Online Regular vs Regular (provisional)

    No national baseline for this rating band yet.

  • -109 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
+1
Jul 2026 to Aug 2026
Biggest drop
-1
Aug 2026 to Sep 2026
Longest rise
1 update
+1 from Jul 2026 to Aug 2026
Current run
1 update
Unchanged since Oct 2026
Typical move
±0
Mean absolute change; spread ±0.5

Published ratings by month

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

Monthly USCF ratings for Song, Jacob
MonthRegularQuickBlitzOnline RegularOnline Quick
Nov 20261,968no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Oct 20261,968+11,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Sep 20261,967-11,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Aug 20261,968+11,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Jul 20261,967no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Jun 20261,967no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
May 20261,967no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Apr 20261,967no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Mar 20261,967no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Feb 20261,967no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Jan 20261,967no change1,762no change1,893no change1,867 Pno change · 23 games1,859 Pno change · 13 games
Dec 20251,9671,7621,8931,867 P23 games1,859 P13 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.