Individual Calculations August 2018
 Kostiakov, Semen  Total change: 0.80  Rating chartPersonal card
 European School Chess Championship - Open U07 Krakow POL 2018-06-29
RcRownchangeKK*chgGame
 1148 1044 1.50 4 0.02 40 0.80 
  Ochedzan, Filip 1329 POL0.001-0.1640-6.40 
  Bulawa, Adam 1048 CZE1.0010.514020.40 
  Vasilkov, Nikolay 1068 RUS0.001-0.4740-18.80 
  Fedosov, Alexander 1145 RUS0.5010.14405.60 

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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