Individual Calculations September 2009
 Beltran Molina, Alfredo Willians  Total change: 0.00  Rating chartPersonal card
 Torneo Ajedrez para Todos FADA Mar del Plata ARG 2009-06-19
RcRownchangeRpKK*chgGame
 2140 0 0.50 3 0.00 1867   0.00 
  Geloso, Claudio 2189 ARG0.0010.00 0.00 
  Cristobal, Ruben f2237 ARG0.0010.00 0.00 
  Martyniuk, Carolina 1995 ARG0.5010.00 0.00 

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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