Individual Calculations February 2019
 Khelladi, Elias  Total change: -25.60  Rating chartPersonal card
 Algerian Youth championships Semi Final U14 Open 2019 Mostaganem ALG 2018-12-29
RcRownchangeKK*chgGame
 1196 1061 0.00 2 -0.64 40 -25.60 
  Ferrad, Amine 1179 ALG0.001-0.3440-13.60 
  Adrar, Ayoub 1212 ALG0.001-0.3040-12.00 

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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