Individual Calculations May 2017
 Porras Boronat, German  Total change: -1.80  Rating chartPersonal card
 Primera Provincial Sur 2017 Comunidad Valenciana ESP 2017-01-14
 1471 1486 1.50 3 -0.09 20 -1.80 
  Reina Torres, Jose 1330 ESP1.0010.29205.80 
  Salido Cerda, Manuel Ferran 1364 ESP0.501-0.1720-3.40 
  Sala Espi, Antonio 1719 ESP0.001-0.2120-4.20 

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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