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Jon Thor Bergthorsson

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ISL · 60 yrs · K=20 · Peak 2144 (By Sep 2013)

Best performance: 2154 at Gudmundur Arnlaugsson Memorial(Best of 2013)

World #=7443 live, down 54#7,389 publishedIceland #=53Europe #=4444among active players

Blitz rating

2119

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

On FIDE’s list since Sep 2013

How live ratings are calculated

Rating History · Blitz

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Blitz rating 2115 to 2119 over the last 12 months; peak 2144 by September 2013.

Official rating by month

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

ListClassicalRapidBlitz
Nov 20262089, 0, 0 games2153, 0, 0 games2119, 0, 0 games
Oct 20262089, 0, 0 games2153, 0, 0 games2119, 0, 0 games
Sep 20262089, 0, 0 games2153, 0, 0 games2119, 0, 0 games
Aug 20262089, 0, 0 games2153, 0, 0 games2119, 0, 0 games
Jul 20262089, 0, 0 games2153, 0, 0 games2119, 0, 0 games
Jun 20262089, 0, 0 games2153, 0, 0 games2119, 0, 0 games
May 20262089, 0, 0 games2153, 0, 0 games2119, +4, 5 games
Apr 20262089, 0, 0 games2153, 0, 0 games2115, 0, 0 games
Mar 20262089, 0, 0 games2153, 0, 0 games2115, 0, 0 games
Feb 20262089, 0, 0 games2153, 0, 0 games2115, 0, 0 games
Jan 20262089, 0, 0 games2153, 0, 0 games2115, 0, 0 games
Dec 20252089, 0, 0 games2153, 0, 0 games2115, 0, 0 games

Form · Blitz

oldest → latest

Unbeaten in the last 14 games (11 wins, 3 draws), since Jul 19, 2018. Longest unbeaten run in 2026: 7 games, Apr 22.

From 38 blitz games on record, the latest on Apr 22.

Blitz games since the November list

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

Last playedScore
Skákkeppni fyrirtækja og stofnana 2026Apr 22TPR 21386½/7

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

Best wins · Blitz

From 22 rated blitz games against rated opponents, 2013–2026

#OpponentRating
1, FM Sigurdur Sigfusson, Aug 2013 · Gudmundur Arnlaugsson Memorial, 2320
2, WGM Lenka Ptacnikova, Jul 2018 · Sumarskakmot vid Selvatn 2018, 2079
3, Eirikur K. Bjornsson, Jul 2018 · Sumarskakmot vid Selvatn 2018, 1935

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

Event timeline · Blitz

4 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
202654½17722138
201896½19362102

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

Rated near Jon Thor Bergthorsson · Blitz

World

  1. #=7443Danil Shatko2119.0
  2. #=7443Johann Ingvason2119.0
  3. #=7443Jon Thor Bergthorsson2119.0
  4. #=7443Danil Gurianov2119.0
  5. #=7443Mayukh Majumder2119.0

Iceland

  1. #52FM Sigurdur Sigfusson2127.0
  2. #=53Johann Ingvason2119.0
  3. #=53Jon Thor Bergthorsson2119.0
  4. #55Gudni Petursson2117.8
  5. #56Oskar Vikingur Davidsson2115.0

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