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Ethan Kozower

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USA · 21 yrs · K=20 · Peak 1983 (Jan 2025)

Best performance: 2129 at Marshall Masters 42(Best of 2024)

World #=23496 live, down 427#23,069 publishedUnited States #=281Americas #=2967among active players

Rapid rating

1943

FIDE’s November 2026 list. No rated games since, so the live rating is the same.

On FIDE’s list since Jan 2023

How live ratings are calculated

Rating History · Rapid

Loading chart…

Rapid rating 1929 to 1943 over the last 12 months; peak 1983 in January 2025.

Official rating by month

Each month: the rating, its change from the list before, and the rated games FIDE counted.

ListClassicalRapidBlitz
Nov 20262065, -22, 9 games1943, 0, 0 games1840, 0, 0 games
Oct 20262087, +6, 6 games1943, -4, 4 games1840, 0, 0 games
Sep 20262081, +23, 9 games1947, 0, 0 games1840, 0, 0 games
Aug 20262058, +17, 39 games1947, 0, 0 games1840, 0, 0 games
Jul 20262041, -27, 11 games1947, 0, 0 games1840, 0, 0 games
Jun 20262068, -35, 11 games1947, 0, 0 games1840, -5, 8 games
May 20262103, -7, 8 games1947, +16, 4 games1845, +14, 9 games
Apr 20262110, +28, 14 games1931, 0, 0 games1831, +13, 8 games
Mar 20262082, -24, 16 games1931, 0, 0 games1818, 0, 0 games
Feb 20262106, +17, 16 games1931, +2, 4 games1818, -57, 17 games
Jan 20262089, +14, 13 games1929, 0, 0 games1875, 0, 0 games
Dec 20252075, +33, 10 games1929, 0, 0 games1875, 0, 0 games

Form · Rapid

oldest → latest

Longest unbeaten run in 2026: 5 games, Apr 21 – Sep 15.

From 57 rapid games on record, the latest on Sep 18.

Rapid games since the November list

No rated rapid games this rating periodsince the NOV26 list (Nov 1, 2026)

Show gamesLast playedScore
Marshall Friday Night FIDE Rapid 14 — Marshall Friday FIDE RapidSep 182½/4

The live rating moves only when new rated games are played. Until then it matches the published rating.

Best wins · Rapid

From 55 rated rapid games against rated opponents, 2022–2026

#OpponentRating
1, FM Aravind Kumar, Nov 2024 · Marshall Masters 43, 2133
2, FM Aditeya Das, Oct 2024 · Marshall Masters 42, 2079
3, Rohan Lee, 2 wins, May 2024 · Marshall Masters 37, 2005

* No rapid rating yet, so FIDE rates the game at the player's classical rating.

Openings · Rapid

From the moves of 8 of 57 rapid games on record.

As BlackMeets 1.d4 with 1...Nf6.

All openings

No opening played 3 times yet (3 games with this colour).

Event timeline · Rapid

15 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Performance rating by year

YearGamesScoreAvg oppTPR
202612719151972
202510219951755
2024301420212000
20223018921092

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Rated near Ethan Kozower · Rapid

World

  1. #=23496Vladimir R Vladimirov1943.0
  2. #=23496CM Alexis Augoustis Funti1943.0
  3. #=23496Ethan Kozower1943.0
  4. #=23496Emilio Sanchez Serrano1943.0
  5. #=23496Oliver Williams1943.0

United States

  1. #=278Siddarth Sriaditya Kunapuli1945.0
  2. #=281Daniel Smith1943.0
  3. #=281Ethan Kozower1943.0
  4. #283Charles Troutman1942.0
  5. #284Miles Hinson1939.0

Live rating: FIDE’s November list plus every rated game played since. Not affiliated with FIDE.