Individual Calculations July 2013
 Castilla Arteaga, Carlos David  Total change: 3.60  Rating chartPersonal card
 Promocion Campeonato Tenerife por Equipos Santa Cruz (Tenerife) ESP 2013-06-22
 1924 1739 0.50 1 0.24 15 3.60 
  Estevez Hernandez, Cristo 1924 ESP0.5010.24153.60 

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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