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Jonathan Claes

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BEL · 34 yrs · K=40 · Peak 1817 (By Apr 2025)

Best performance: 1821 at Rapide de Carnaval 2025(Best of 2025)

World #=52727 live, down 1187#51,540 publishedBelgium #=437Europe #=30049among active players

Rapid rating

1787

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

On FIDE’s list since Apr 2025

How live ratings are calculated

Rating History · Rapid

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Rapid rating 1817 to 1787 over the last 12 months; peak 1817 by April 2025.

Official rating by month

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

ListRapidBlitz
Nov 20261787, 0, 0 games1964, 0, 0 games
Oct 20261787, -30, 8 games1964, 0, 0 games
Sep 20261817, 0, 0 games1964, 0, 0 games
Aug 20261817, 0, 0 games1964, 0, 0 games
Jul 20261817, 0, 0 games1964, -11, 8 games
Jun 20261817, 0, 0 games1975, 0, 0 games
May 20261817, 0, 0 games1975, +52, 9 games
Apr 20261817, 0, 0 games1923, 0, 0 games
Mar 20261817, 0, 0 games1923, -36, 8 games
Feb 20261817, 0, 0 games1959, +25, 8 games
Jan 20261817, 0, 0 games1934, 0, 0 games
Dec 20251817, 0, 0 games1934, 0, 0 games

Form · Rapid

oldest → latest

Longest unbeaten run in 2026: 3 games, Sep 6.

From 16 rapid games on record, the latest on Sep 6.

Rapid games since the November list

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

Show gamesLast playedScore
Mémorial Ronald Decrop 2026Sep 6TPR 17504/9

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

Best wins · Rapid

From 14 rated rapid games against rated opponents, 2025–2026

#OpponentRating
1, Serge Sferruggia, Mar 2025 · Rapide de Carnaval 2025, 1739
2, Antonio Mollica, Feb 2025 · Rapide de Carnaval 2025, 1722
3, Sebastien Cabay, Feb 2025 · Rapide de Carnaval 2025, 1654

Event timeline · Rapid

2 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
20268417501750
202563½17641821

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

Rated near Jonathan Claes · Rapid

World

  1. #=52727Agustin Anaya Cruz1787.0
  2. #=52727Emilio Alejandr Sastre Dominguez1787.0
  3. #=52727Jonathan Claes1787.0
  4. #=52727Daan Van Looy1787.0
  5. #=52727Jan Holub1787.0

Belgium

  1. #=437Ruben Macquoy1787.0
  2. #=437Rinus Verhagen1787.0
  3. #=437Jonathan Claes1787.0
  4. #=437Daan Van Looy1787.0
  5. #443Robert Backiel1786.0

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