Individual Calculations July 2010
 Ayza Ballester, Jordi  Total change: -4.95  Rating chartPersonal card
 Finals Catalanes I Play Off – Campionat Equips de Catalunya Catalunya ESP 2010-04-11
RcRownchangeKK*chgGame
 2390 2261 0.00 1 -0.33 15 -4.95 
  Martinez Martin, David m2390 ESP0.001-0.3315-4.95 

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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