Individual Calculations January 2009
 Obuca, Bajro  Total change: -4.05  Rating chartPersonal card
 Gorazde 2008 Gorazde BIH 2008-11-06
RcRownchangeKK*chgGame
 2254 2172 0.50 2 -0.27 15 -4.05 
  Stavnjak, Lazar f2250 BIH0.5010.11151.65 
  Bilic, Vladimir 2257 BIH0.001-0.3815-5.70 

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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