Individual Calculations September 2017
 Siu, Allen  Total change: 10.80  Rating chartPersonal card
 Campeonato Metropolitano Escolar Grupo B Sub 13 Absoluto Lima PER 2017-07-21
RcRownchangeKK*chgGame
 1396 1355 2.50 5 0.27 40 10.80 
  Caja Alarcon, Gianpier 1559 PER0.001-0.2440-9.60 
  Benavides Conza, Diego Angelo 1516 PER0.5010.21408.40 
  Travezano Patino, Eduard Gedeon 1447 PER0.001-0.3740-14.80 
  Zarate Manchay, Rosa Illari 1178 PER1.0010.274010.80 
  Wisky Perez, Alexander Van 1282 PER1.0010.404016.00 

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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