ICCF World Cup 23

Saturday, May 23, 2020: (webserver)

The International Correspondence Chess Federation

in association with the Czech Correspondence Chess Association

(Czech CCA)


ICCF World Cup 23 (webserver)

Tournament Organization

The tournament will be played in 3 stages.

Josef Mrkvicka (CZE) will be the Central Tournament Leader, and Czech CCA will provide Tournament Directors for all stages of the tournament.

Otomar Thoma (CZE) will collect and check entries of National Federations.

The tournament will be played by webserver with the pace 40 days per 10 moves (45 days leave per year, no special leave). Linear conditionals can be entered. Each player plays one game with every player of his group simultaneously. The public can see the games live after 10 games are finished in the event; live transmission delayed by 5 moves.

The event will be rated with title norms, which are usually possible at the Semifinal and Final stages.

Allocation of players to the Preliminary sections will be made as random as possible; however geographical distribution as well as an achievement of reasonable equality of the average rating will be taken into account.

The Preliminary stage will start on 30th September 2020.

Each group will consist of 7-11 players


All players are eligible to enter.

Players may register in the usual way through ICCF registration system (select “Register by Direct Entry” or “Register via National Federation”). Tournament fees by Direct Entry 14.04 Euros.

Multiple entries are allowed up to the number of preliminary sections. However, one player only can qualify twice to the Semifinal stage.

Registration will begin immediately and will close on 1st September 2020.

Rating 2020/3 will be applied.

All Preliminary groups will finish on 1st May 2022.

Any unfinished games will be adjudicated.

The adjudication will be organized in such a way that all qualified players will be known by 15th June 2022.

The Semifinal round will be started on 31st October 2022. Each group will consist of 9-13 players

The Final round will be started on 30th September 2024. With 9-15 players

All groups of the Preliminary and Semifinal stages start on the same day.

Tie breaking procedures

Only the group winner will be promoted to the next stage. Tie breaking procedures:

  1. number of wins by each tied player in the tournament (the Baumbach tie-breaking system)
  2. if after “a” the tie persist, then the points evaluation by the Sonneborn-Berger-System,
  3. if after “b” the tie persists, then the results of the tied players against each other.


The group winners of the Preliminary stage and of the Semifinal stage win a prize, paid as ICCF Vouchers or suitable prizes provided by our sponsors.

Cash prizes will be awarded to half the participants in the Final stage.

Tie-breaks will not be applied in respect of these cash prizes and instead those players scoring equal points will equally share any prize money due.


The winner of the Final round has the right to take part in the Final round of the next correspondence chess World Cup tournament without paying any entry fee. Participants in the Final stage have the right to take part in the intermediate stage of the next correspondence chess World Cup tournament.

Additionally, participants in a World Cup Final can achieve qualifications to participate in World Correspondence Chess Championship Semifinals and/or Candidate sections.


Frank Geider, World Tournament Director

Jörg Kracht, Non Title Tournament Commissioner

Josef Mrkvička, Central Tournament Leader

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