Individual Calculations July 2008
 Kristjansson, Atli Freyr  Total change: 6.75  Rating chartPersonal card
 Stigamot Hellis Reykjavik ISL 2008-05-23
RcRownchangeKK*chgGame
 1890 2063 2.50 3 0.45 15 6.75 
  Hauksson, Hordur Aron 1736 ISL1.0010.13151.95 
  Johannsdottir, Johanna Bjorg 1713 ISL0.501-0.3915-5.85 
  Bjarnason, Saevar m2220 ISL1.0010.711510.65 

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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