Individual Calculations June 2017
 Clark, Ian C  Total change: 2.80  Rating chartPersonal card
 2016/17 4NCL Division 3 South Rounds 9-11 Reading ENG 2017-04-29
RcRownchangeKK*chgGame
 2049 1997 1.00 2 0.14 20 2.80 
  Agnew, Alan 2119 ENG0.5010.17203.40 
  Gregory, Stephen J 1978 ENG0.501-0.0320-0.60 

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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