ΖΕΥΓΑΡΩΜΑΤΑ -PAIRINGS
05. FIDE Competition Rules Approved by the 1986 General Assembly, 2007 PB Amended by the 1989, 1992, 1993, 1994, 1998, 2006, 2010, 2014 General Assemblies and 2011 Executive Board.

7.5 The pairings for a round robin should be made in accordance with the Berger tables (Annex 1), adjusted where necessary for double-round events.



Handbook ::  C. General Rules and Recommendations for Tournaments 

FIDE Competition Rules. Annex 1: Details of Berger Table

Berger Tables for Round-Robin Tournaments Where there is an odd number of players, the highest number counts as a bye. 3 or 4 players: Rd 1: 1-4, 2-3. Rd 2: 4-3, 1-2. Rd 3: 2-4, 3-1. 5 or 6 players: Rd 1: 1-6, 2-5, 3-4. Rd 2: 6-4, 5-3, 1-2. Rd 3: 2-6, 3-1, 4-5.  Rd 4: 6-5, 1-4, 2-3. Rd 5: 3-6, 4-2, 5-1. 7 or 8 players: Rd 1: 1-8, 2-7, 3-6, 4-5. Rd 2: 8-5, 6-4, 7-3, 1-2. Rd 3: 2-8, 3-1, 4-7, 5-6. Rd 4: 8-6, 7-5, 1-4, 2-3. Rd 5: 3-8, 4-2, 5-1, 6-7. Rd 6: 8-7, 1-6, 2-5, 3-4. Rd 7: 4-8, 5-3, 6-2, 7-1. 9 or 10 players: Rd 1: 1-10, 2-9, 3-8, 4-7, 5-6.  Rd 2: 10-6, 7-5, 8-4, 9-3, 1-2.  Rd 3: 2-10, 3-1, 4-9, 5-8, 6-7. Rd 4: 10-7, 8-6, 9-5, 1-4, 2-3.  Rd 5: 3-10, 4-2, 5-1, 6-9, 7-8.  Rd 6: 10-8, 9-7, 1-6, 2-5, 3-4. Rd 7: 4-10, 5-3, 6-2, 7-1, 8-9.  Rd 8: 10-9, 1-8, 2-7, 3-6, 4-5.  Rd 9: 5-10, 6-4, 7-3, 8-2, 9-1. ΕΜΕΙΣ ΕΙΜΑΣΤΕ ΕΔΩ  ΕΠΕΙΔΗ ΛΕΙΠΕΙ Ο 12 ΠΑΙΚΤΗΣ  ΟΠΟΙΟΣ ΠΑΙΖΕΙ ΜΕ 12 ΕΧΕΙ ΡΕΠΟ.. 11 or 12 players: Rd 1: 1-12, 2-11, 3-10, 4-9, 5-8, 6-7.  Rd 2: 12-7, 8-6, 9-5, 10-4, 11-3, 1-2.  Rd 3: 2-12, 3-1, 4-11, 5-10, 6-9, 7-8.  Rd 4: 12-8, 9-7, 10-6, 11-5, 1-4, 2-3.  Rd 5: 3-12, 4-2, 5-1, 6-11, 7-10, 8-9.  Rd 6: 12-9, 10-8, 11-7, 1-6, 2-5, 3-4.  Rd 7: 4-12, 5-3, 6-2, 7-1, 8-11, 9-10.  Rd 8: 12-10, 11-9, 1-8, 2-7, 3-6, 4-5.  Rd 9: 5-12, 6-4, 7-3, 8-2, 9-1, 10-11.  Rd 10: 12-11, 1-10, 2-9, 3-8, 4-7, 5-6.  Rd 11: 6-12, 7-5, 8-4, 9-3, 10-2, 11-1.