Individual Calculations September 2019
 Ershov, Aleksey  Total change: -8.20  Rating chartPersonal card
 Sea Harbor - 2019 Open Anapa RUS 2019-06-03
RcRownchangeKK*chgGame
 1757 1896 4.00 7 -0.41 20 -8.20 
  Serik, Danila 1496  * RUS1.0010.08201.60 
  Gorbunov, Evgeny 2101 RUS0.5010.26205.20 
  Osipov, Aleksandr 2032 RUS0.001-0.3220-6.40 
  Birjukov, Sergey f2122 RUS0.001-0.2120-4.20 
  Nersisyan, Alina 1496  * RUS1.0010.08201.60 
  Kuznetsov, Ivan V. 1496  * RUS0.501-0.4220-8.40 
  Karapetian, Vahram 1558 RUS1.0010.12202.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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