Individual Calculations July 2009
 Maalla, Abdessadek  Total change: 13.65  Rating chartPersonal card
 Campeoanto de Baleares por Equipos Menorca ESP 2009-04-24
RcRownchangeKK*chgGame
 2209 2108 2.00 3 0.91 15 13.65 
  Massanet Massanet, Sebastian 2279 ESP0.001-0.2715-4.05 
  Martinez Penalver, Jose 2264 ESP1.0010.711510.65 
  Villalonga Florit, Luis 2085 ESP1.0010.47157.05 

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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