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Jefferson Rosero

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COL · 29 yrs · K=20 · Peak 2046 (Nov 2017)

Best performance: 2274 at II Parada Blitz Absoluto Mayores Valle 2016(Best of 2016)

World #=28275Colombia #=352among all players, November list

Blitz rating

2026

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

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

How live ratings are calculated

Rating History · Blitz

Loading chart…

Blitz rating unchanged at 2026 over the last 12 months; peak 2046 in November 2017.

Official rating by month

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

ListClassicalRapidBlitz
Nov 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Oct 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Sep 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Aug 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Jul 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Jun 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
May 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Apr 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Mar 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Feb 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Jan 20262087, 0, 0 games1992, 0, 0 games2026, 0, 0 games
Dec 20252087, 0, 0 games1992, 0, 0 games2026, 0, 0 games

Form · Blitz

oldest → latest

From 177 blitz games on record, the latest on Sep 27, 2025.

Blitz games since the November list

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

Show gamesLast playedScore
VIII Parada IRT Blitz del Valle del CaucaSep 27, 2025TPR 20376/9

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

Best wins · Blitz

From 131 rated blitz games against rated opponents, 2012–2025

#OpponentRating
1, FM Juan Sebastian Herrera, 2 wins, Aug 2016 · I Parada Blitz Absoluto Mayores Valle 2016, 2272
2, IM Orlando Ossa, Dec 2014 · IRT Torneo Ajedrez Blitz Feria de Cali 2014 ELITE, 2268
3, FM Juan Camilo Arango Arenas, Sep 2017 · IRT I Parada de Ajedrez Blitz Preseleccion Juegos Nacionales 2019 Valle del Cauca Rama Absoluta, 2247

Event timeline · Blitz

18 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
20258519422037
20242514½19492006
202311619982034
2017157½19741974
20162615½19712043
2014189½20102031
2012102076—

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

Rated near Jefferson Rosero · Blitz · November list, all players

World

  1. #=28275Lucas Rivas2026
  2. #=28275Cyrille Rivet2026
  3. #=28275Jefferson Rosero2026
  4. #=28275Gennady Rozhnev2026
  5. #=28275Joaquin Rueda2026

Colombia

  1. #=352Nicolas Alejandro Garzon Espitia2026
  2. #=352Mauricio Rafael Babilonia2026
  3. #=352Jefferson Rosero2026
  4. #355William Coa Valencia2025
  5. #=356CM Cristian Camilo Munoz Romero2024

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