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Jayun Ku

KOR · 24 yrs · K=20 · Peak 1607 (Mar 2024, includes FIDE’s rating adjustment)

Best performance: 1479 at 2013 Summer Korea Junior Rapid(Best of 2013)

World #=267926South Korea #=275among all players, November list

Rapid rating

1607

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

On FIDE’s list since Aug 2013 · Inactive on FIDE’s list

How live ratings are calculated

Rating History · Rapid

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Rapid rating unchanged at 1607 over the last 12 months; peak 1607 in March 2024.

Official rating by month

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

ListClassicalRapid
Nov 20261612, 0, 0 games1607, 0, 0 games
Oct 20261612, 0, 0 games1607, 0, 0 games
Sep 20261612, 0, 0 games1607, 0, 0 games
Aug 20261612, 0, 0 games1607, 0, 0 games
Jul 20261612, 0, 0 games1607, 0, 0 games
Jun 20261612, 0, 0 games1607, 0, 0 games
May 20261612, 0, 0 games1607, 0, 0 games
Apr 20261612, 0, 0 games1607, 0, 0 games
Mar 20261612, 0, 0 games1607, 0, 0 games
Feb 20261612, 0, 0 games1607, 0, 0 games
Jan 20261612, 0, 0 games1607, 0, 0 games
Dec 20251612, 0, 0 games1607, 0, 0 games

Rapid games since the November list

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

Last playedScore
2013 Summer Korea Junior RapidJun 30, 2013TPR 14791/4

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

Best wins · Rapid

From 3 rated rapid games against rated opponents, 2013

#OpponentRating
1, WCM Yeonhee Cho, Jun 2013 · 2013 Summer Korea Junior Rapid, 1635

Event timeline · Rapid

1 event

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
20133116041479

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

Rated near Jayun Ku · Rapid · November list, all players

World

  1. #=267926Lana Krstic1607
  2. #=267926Zoran B Krstic1607
  3. #=267926Jayun Ku1607
  4. #=267926Roman Rom Kukin1607
  5. #=267926Ruslan Kulazhin1607

South Korea

  1. #=273Hyeongjin Gu1609
  2. #=273Remy Lin1609
  3. #=275Jayun Ku1607
  4. #=275Joohyuk Hong1607
  5. #=277Leejoon Shin1606

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

Jayun Ku: Live FIDE Rating 1612