Individual Calculations December 2017
 Johansson, Arne  Total change: 16.00  Rating chartPersonal card
 Div II 3 2017-18 R12 Sweden SWE 2017-10-14
RcRownchangeKK*chgGame
 1769 1821 1.50 2 0.40 40 16.00 
  Berggren, Klas 1545 SWE1.0010.17406.80 
  Nilsson, Christer 1950 1993 SWE0.5010.23409.20 

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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