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Jonatan Leo Dadason

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ISL · 12 yrs · K=40 · Peak 1739 (Jul 2026)

Best performance: 1897 at Vormót Skákskóla Íslands 2026(Best of 2026)

World #=65397 live, down 1792#63,605 publishedIceland #166#4 U12 in Iceland

OCT26 Rating

1739

Live Rating

1742.2

Change

+3.2

Games Played

9

How live ratings are calculated

Rating History · Rapid

Loading chart…
Official rapid rating by month
ListRatingChange
Oct 202617390
Sep 202617390
Aug 202617390
Jul 20261739+12
Jun 20261727+142
May 20261585+76
Apr 20261509-11
Mar 20261520+32
Feb 20261488+17

Rapid games since the October list

TournamentScoreChange
Íslandsmót ungmenna 2026 - u12 (2014 og 2015)Oct 17TPR 17314½/7+2.4
Íslandsmót barna og unglingasveita 2026 Opinn-flokkurOct 18TPR 17425½/6+0.8

Event timeline · Rapid

12 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.

Recent opponents · Rapid

Haukur Vidis LeossonPetur Ulfar ErnissonOmar Jon Holm KjartanssonNokkvi Mar ValssonDawid Berg CharzynskiKatrin Osk TomasdottirLiam Nam TranAashika JainLukas Alicius Haensel AndressonBreki AtlasonWalter R ClarksonUnnur Karen Olafsdottir

Rated near Jonatan Leo Dadason · Rapid

World

  1. #=65397Reza Mirshafiei1742.2
  2. #=65397Andre Marques Pereira1742.2
  3. #=65397Jonatan Leo Dadason1742.2
  4. #=65397Sergey Drozdov1742.2
  5. #=65397Dzhabrail Akberov1742.2

Iceland

  1. #164David Stefansson1745.0
  2. #165Magnus Matthiasson1743.0
  3. #166Jonatan Leo Dadason1742.2
  4. #167Elvar Orn Hjaltason1739.0
  5. #168Joel Helmer Tobiasson1738.0

Live ratings projected from the OCT26 published list · Not affiliated with FIDE