Individual Calculations November 2018
 Bitalzadeh, Ali  Total change: -6.70  Rating chartPersonal card
 Oberliga NRW 2018/2019 October 2018 various GER 2018-10-14
RcRownchangeKK*chgGame
 2265 2391 0.00 1 -0.67 10 -6.70 
  Thiel, Thomas f2265 GER0.001-0.6710-6.70 

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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