Individual Calculations July 2009
 Luca, Ioana-Sanziana  Total change: 28.75  Rating chartPersonal card
 Chess Weekend no.2 Satu Mare ROU 2009-05-22
RcRownchangeKK*chgGame
 2146 1807 1.50 3 1.15 25 28.75 
  Mozes, Ervin m2157 ROU0.001-0.1125-2.75 
  Florescu, Codrut-Constantin m2157 ROU0.5010.39259.75 
  Samu, Sorin-Mihai 2125 ROU1.0010.872521.75 

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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