Individual Calculations July 2022
 Demchenko, Svitlana  Total change: 14.60  Rating chartPersonal card
 2022 Eastern Ontario Open Ottawa CAN 2022-06-10
RcRownchangeKK*chgGame
 2136 2107 2.50 4 0.73 20 14.60 
  Qiao, Cindy wf1736 CAN1.0010.10202.00 
  Cortes Orihuela, Javier f2202 CHI1.0010.632012.60 
  Plotkin, Victor f2252 CAN0.5010.19203.80 
  Chiku-Ratte, Olivier Kenta m2353 CAN0.001-0.1920-3.80 

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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