Individual Calculations December 2019
 Spivak, Ilya  Total change: -7.50  Rating chartPersonal card
 Oberliga Ost A 2019/2020 November 2019 various GER 2019-11-16
RcRownchangeKK*chgGame
 2208 2307 0.50 2 -0.75 10 -7.50 
  Rafayevych, Vilen 2094 GER0.001-0.7710-7.70 
  Kuchynka, Lukas f2322 CZE0.5010.02100.20 

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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