Chess Games DB
Find player games & weaknesses
Log in
Player profile

Dadason, Jonatan Leo

Standard: 1725 Rapid: 1742 Blitz: 1681 (last updated 2026-11-02)
FIDE ID: 2336308 (view FIDE profile)
Federation: ISL Sex: M Birth Year: 2014 Age: 12
Title: — Women's title: — Other title: — FOA title: —
Games: 9 Wins: 2 (22%) Draws: 2 (22%) Losses: 5 (56%)
View all games
Dossier

6 of 9 games analyzed.

Accuracy: 84.6%
Opened d4: 2/3Opened e4: 1/3
Castled kingside: 5Same-side castling: 4Did not castle: 1
Played in the center: 4Fianchettoed queenside: 1Played on the kingside: 1
Space advantage: 4Initiated exchanges: 4Kept the bishop pair: 3Missed tactics: 3Isolated pawn: 3Active pieces: 3Sacrificed material: 2Avoided exchanges: 2
View full dossier Analyze this player's games
Openings

Click "+" to add that group to the games list below. Multiple groups can be added at once.

As White 5 games 1W 1D 3L
Petrov's Defense 1 game 0W 0D 1L
Cozio Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Declined 1 game 0W 0D 1L
Neo-Orthodox Variation 1 game 0W 0D 1L
Main Line 1 game 0W 0D 1L
Queen's Gambit Accepted 1 game 1W 0D 0L
Central Variation 1 game 1W 0D 0L
Alekhine System 1 game 1W 0D 0L
Dutch Defense 1 game 0W 0D 1L
Queen's Knight Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Semi-Slav Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
As Black 4 games 1W 1D 2L
Petrov's Defense 2 games 1W 1D 0L
Modern Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
French Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Declined 1 game 0W 0D 1L
Charousek Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 34

This player's costliest moves in analyzed games. Can you find the winning move?

2026.05.10 · 30... Kd8 (−68.3% win chance) 1-0
Dadason, Jonatan Leo
Ingvarsson, Jokull Mar
View game
2026.05.10 · 47... Kh5 (−65.5% win chance) 1-0
Dadason, Jonatan Leo
Ingvarsson, Jokull Mar
View game
2026.05.10 · 54... Rg6 (−47.5% win chance) 1-0
Dadason, Jonatan Leo
Ingvarsson, Jokull Mar
View game
2026.09.19 · 45. Bb2 (−42.6% win chance) 0-1
Tran, Anh Hai
Dadason, Jonatan Leo
View game
View blunders & mistakes
Games Showing all 9 games
Date Event Round Color Opponent Result Accuracy % First moves