USCF player statistics

Luff, Evan

USCF 31027940MichiganLatest monthly rating update: Sep 2026
Official US Chess record
Rating format

Regular rating

1,660

Provisional rating · Sep 2026 · 10 published updates since Dec 2025

Sep 20261,660 provisional
Dec 2025: 1660 provisionalJan 2026: 1660 provisionalFeb 2026: 1660 provisionalMar 2026: 1660 provisionalApr 2026: 1660 provisionalMay 2026: 1660 provisionalJun 2026: 1660 provisionalJul 2026: 1660 provisionalAug 2026: 1660 provisionalSep 2026: 1660 provisional
Dec 2025Sep 2026
10 updates in this window · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity
Overlays their published ratings on the chart; the link keeps the comparison.

Other formats against Regular

  • -192 Quick vs Regular (provisional)

    No national baseline for this rating band yet.

  • -237 Blitz 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
9 updates
Unchanged since Dec 2025
Typical move
±0
Mean absolute change; spread ±0

Regular rating in context

Sep 2026 update

United States

#11,774of 83,635 rated members · higher than 85.8%

71,833 lower · 29 same rating · 11,773 higher · ties share a rank

Michigan

#252of 1,935 rated members · higher than 86.9%

1,682 lower · 2 same rating · 251 higher · ties share a rank

Where this rating sits · United States

83,635 rated members in 50-point bands · median 800–849 · 6,410 within 100 points of 1,660 (this player included)

Player · 1,660
01,4502,900

1,6501,699: 1,441 members (1.7%) · highlighted band is the player’s · dashed line is the target

87.2% below 1,700 (72,953 of 83,635; 85.8% below 1,660)

How these comparisons are calculated

Chess67 calculations from the Sep 2026 monthly rating update, using the same population as the USCF statistics pages: US members classified as active in the published monthly records, excluding lifetime-coded records, provisional ratings included. Ties share a rank; “lower” is strictly lower; national and state groups overlap. The target explorer keeps the population fixed, with this player at their recorded rating: it is a rating comparison, not a prediction of future rank.

United States statistics Michigan statistics

Published ratings by month

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

Monthly USCF ratings for Luff, Evan
MonthRegularQuickBlitz
Sep 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Aug 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Jul 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Jun 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
May 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Apr 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Mar 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Feb 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Jan 20261,660 Pno change · 4 games1,468 Pno change · 4 games1,423no change
Dec 20251,660 P4 games1,468 P4 games1,423

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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.