Individual Calculations May 2017
 Vassiliou, Chris  Total change: 8.20  Rating chartPersonal card
 2017 Bolton Easter Congress Open Bolton ENG 2017-04-14
RcRownchangeKK*chgGame
 1984 1919 2.50 5 0.41 20 8.20 
  Jaunooby, Ali R 2168 ENG0.001-0.1920-3.80 
  Trueman, Glenn 1948 ENG0.5010.04200.80 
  Whitehead, Mark A 1942 ENG1.0010.532010.60 
  Boswell, Jacob Connor 1883 ENG0.001-0.5520-11.00 
  Doran, Chris 1977 ENG1.0010.582011.60 

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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