Individual Calculations March 2020
 Pettersson, Jonatan  Total change: -8.00  Rating chartPersonal card
 Div II 3 2019-20 R345 Sweden SWE 2019-11-30
RcRownchangeKK*chgGame
 1701 1852 0.50 1 -0.20 40 -8.00 
  Tuomainen, Jari 1701 SWE0.501-0.2040-8.00 

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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