Individual Calculations July 2009
 Duarri Duenas, Isidre  Total change: 27.00  Rating chartPersonal card
 Campeonato de Catalnya d'Equipos Preferente Barcelona G-III Catalunya ESP 2009-02-01
 1972 1963 4.00 6 1.08 25 27.00 
  Martin Torras, Candido 1991 ESP1.0010.542513.50 
  Jane Basora, Rafael Lluis 2021 ESP0.001-0.4225-10.50 
  Camps Galceran, Pere 1817 ESP0.501-0.2025-5.00 
  Cuxart Taltavull, Albert 2046 ESP1.0010.612515.25 
  Pinero Casoliba, Lluis 2025 ESP1.0010.592514.75 
  Clotet Torrelles, Ramon 1934 ESP0.501-0.0425-1.00 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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