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Frederic Decoster

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BEL · 46 yrs · K=20 · Peak 2308 (By Jul 2012)

Best performance: 2382 at Colle ploegentoernooi 2026(Best of 2026)

World #=4989 live, down 77#4,912 publishedBelgium #41Europe #=3086among active players

Rapid rating

2199

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

On FIDE’s list since Jul 2012 or earlier

How live ratings are calculated

Rating History · Rapid

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Rapid rating 2272 to 2199 over the last 12 months; peak 2308 by July 2012.

Official rating by month

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

ListClassicalRapidBlitz
Nov 20262296, +17, 9 games2199, 0, 0 games2176, 0, 0 games
Oct 20262279, 0, 0 games2199, -30, 16 games2176, -7, 13 games
Sep 20262279, 0, 0 games2229, 0, 0 games2183, 0, 0 games
Aug 20262279, 0, 0 games2229, 0, 0 games2183, 0, 0 games
Jul 20262279, +35, 10 games2229, 0, 0 games2183, 0, 0 games
Jun 20262244, +13, 5 games2229, -43, 9 games2183, 0, 0 games
May 20262231, +2, 1 game2272, 0, 0 games2183, 0, 0 games
Apr 20262229, -6, 3 games2272, 0, 0 games2183, 0, 0 games
Mar 20262235, -6, 1 game2272, 0, 0 games2183, 0, 0 games
Feb 20262241, -8, 1 game2272, 0, 0 games2183, 0, 0 games
Jan 20262249, -3, 1 game2272, 0, 0 games2183, 0, 0 games
Dec 20252252, -6, 1 game2272, 0, 0 games2183, 0, 0 games
Working toward the International Master title3 tracked norms · 25/27 gamesrating 2338 of 2400, live 2296composition unverifieddetails ↓

Form · Rapid

oldest → latest

Unbeaten in the last 7 games (6 wins, 1 draw), since Sep 20. That is the longest unbeaten run of 2026.

From 55 rapid games on record, the latest on Sep 20.

Rapid games since the November list

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

Last playedScore
Colle ploegentoernooi 2026Sep 20TPR 23826½/7

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

Title Progress

IM title progress

Working toward the International Master title

Tracked norms: 3 · 25 of 27 games credit

Rating: peak 2338, needs 2400

Composition: unverified for the tracked norms. The next norm should come from a qualifying open.

Nationale Interclubs 2010-2011Apr 20116/9Rp 2467
Belgian Interclubs 2014-2015 Rounds 9-10-11 Division 1Mar 20155½/9
39th European Club CupOct 20245/7

Based on events we cover plus the FIDE norm registers of all federations. Norms filed elsewhere may not show up here yet.

Best wins · Rapid

From 53 rated rapid games against rated opponents, 2012–2026

#OpponentRating
1, IM Ralf Schoene, Jun 2012 · 57th Int. Finance Champ., 2315
2, FM Gerhard Tober, Jun 2012 · 57th Int. Finance Champ., 2272
3, FM Ruben Akhayan, Dec 2021 · 4eme Grand Memorial Rene Vannerom 2021, 2246

Event timeline · Rapid

6 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
20262516½19522069
20259719802200
2012105½22802316

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

Rated near Frederic Decoster · Rapid

World

  1. #=4989FM Franz Riemelmoser2199.0
  2. #=4989FM Jose Padeiro2199.0
  3. #=4989FM Frederic Decoster2199.0
  4. #=4989FM Oscar Bruno De Prado Rodriguez2199.0
  5. #=4989FM Angel De Nacimiento Montano2199.0

Belgium

  1. #=38Danail Jurgen Sergooris2204.0
  2. #40Andy Ooms2203.0
  3. #41FM Frederic Decoster2199.0
  4. #42Albin Dal Borgo2195.0
  5. #43FM Adrien Anciaux2186.0

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