• The 2024 Atomic World Championship

    The 2024 Atomic World Championship began on 11 September 2024. The players that made it through registration and screening were paired via Challonge (74 players in total). Apart from manually making sure that the top 16 seeds were placed into groups on their own (1-16, 2-15, etc.), Challonge automatically assigned the rest of the players….

  • The 2024 Atomic Chess World Championship Rules

    The rules for the 2024 Atomic Chess World Championship on Lichess (Registration in August, games begin September).

  • The 2019 Atomic World Championships

    Format: Modified single-knockout with a cut at the top 8, with potential additions beyond this point, transforming to double-knockout. The 2018 Atomic World Championship was a double elimination knockout tournament that was run surprisingly well, but had a number of incidents that the rules have been changed/modified to address. First and foremost, the double knockout…

  • The 2018 Atomic World Championships

    For the third year in a row, tipau organized an Atomic World Championship on lichess, following the successful organization of the 2016 and 2017 editions. Challonge was once again used – as this was a double elimination knockout format. The bracket can be found at: http://challonge.com/atomicwc2018 This year, the entrants list topped out at 65…

  • The 2017 Atomic World Championships

    After the successful completion of the 2016 Atomic World Championship, tipau ran another edition in 2017. There were 44 entrants for this edition: Seed Name Rating Best Average 1 onubense 2813 2813 2813 2 Arka50 2641 2824 2733 3 tipau 2629 2805 2717 4 pashpash 2612 2745 2679 5 OneFallWeAllFall 2552 2642 2597 6 moustruito…

  • The 2016 Atomic World Championships

    11 years after the 2005 Atomic World Championships were run, another ‘official’ World Championship was organized by tipau. These Championships were run on lichess.org and with his kind permission, I’ve copied and mirrored his site for those championships that he’s run. There were 41 entrants to the 2016 Championships: Seed Name Rating Best Average 1…

  • Simple Atomic Puzzles

    These puzzles were composed by Nick Long (Chronatog) over a period of years. Most of them are relatively simple and intended to provide some general concepts to understand how to play atomic chess better. No. 000, 2001 White to explode in 2 Q2/8/k7/K1p5/2P5/8/8/8 No. 001, 2002 Game Drawn 1/2 – 1/2 8/8/8/4k2P/8/8/8/K7 No. 002, 2002…

  • The 2005 Atomic World Championships

    The 2005 Atomic World Championships were held on FICS from October 1st, 2005 to December 1st, 2005.  It was run as an open knockout match-format tournament – all of the games and rules have been preserved below – I ran this tournament and sometime, I’ll add some funny anecdotes about this tournament.  But this was…