Individual Calculations April 2023
 Farro Olivares, Bianka Elisabeth  Total change: 4.00  Rating chartPersonal card
 CAMPEONATO NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 12 Femenino Lima PER 2023-02-22
RcRownchangeKK*chgGame
 1162 1146 2.00 4 0.10 40 4.00 
  Rojas Salas, Rihanna Irina 1232 PER0.5010.12404.80 
  Machacca Mina, Adamaris Luciana 1152 PER0.001-0.4940-19.60 
  Rodriguez Vallejo, Killari Ariela 1079 PER1.0010.414016.40 
  Atencio Uribe, Luhana Khate 1186 PER0.5010.06402.40 

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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