Individual Calculations June 2017
 David, Ivan  Total change: -11.40  Rating chartPersonal card
 2016/17 4NCL Division 2 Rounds 9-11 Telford ENG 2017-04-29
RcRownchangeKK*chgGame
 2145 1891 0.00 3 -0.57 20 -11.40 
  Findlay, David John 2183 SCO0.001-0.1520-3.00 
  Stepanyan, Henrik 2115 ENG0.001-0.2220-4.40 
  Spencer, Carl J 2136 ENG0.001-0.2020-4.00 

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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