Individual Calculations June 2018
 Patrick, David A  Total change: -7.20  Rating chartPersonal card
 2017/18 4NCL Division 3 North Rounds 9-11 Doncaster ENG 2018-05-05
RcRownchangeKK*chgGame
 1922 1888 1.00 3 -0.36 20 -7.20 
  Potter, Steven 1788 ENG0.001-0.6420-12.80 
  Johnson, Michael D 1983 ENG1.0010.632012.60 
  Bak, Andrew 1996 ENG0.001-0.3520-7.00 

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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