Individual Calculations April 2018
 Lukac, Roman  Total change: -9.80  Rating chartPersonal card
 2.liga skupina C 2017/18 R10-11 Various SVK 2018-03-17
RcRownchangeKK*chgGame
 2103 2099 0.50 2 -0.49 20 -9.80 
  Mraz, Ondrej 2169 SVK0.5010.10202.00 
  Petras, Marian 2036 SVK0.001-0.5920-11.80 

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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