Individual Calculations September 2017
 Jacome Cueva, Mariah Fernanda  Total change: 2.80  Rating chartPersonal card
 Campeonato Metropolitano Escolar Grupo B Sub 9 Femenino Lima PER 2017-07-21
 1174 1148 1.00 2 0.07 40 2.80 
  Rasmussen, Kiara Francesca 1156 PER1.0010.514020.40 
  Guardamino Cajo, Yelena Indira 1192 PER0.001-0.4440-17.60 

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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