Individual Calculations November 2017
 Chiku-Ratte, Olivier-Kenta  Total change: -6.60  Rating chartPersonal card
 2017 Varennes Open Varennes CAN 2017-10-06
RcRownchangeKK*chgGame
 2179 2317 3.00 5 -0.33 20 -6.60 
  Roy, Myriam 1977 CAN1.0010.12202.40 
  Lenderman, Aleksandr g2591 USA0.5010.33206.60 
  Vettese, Nicholas f2158 CAN0.501-0.2120-4.20 
  Huang, Qiuyu f2153 CAN0.001-0.7220-14.40 
  Saha, Ananda 2017 CAN1.0010.15203.00 

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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