Individual Calculations September 2019
 Mayeregger Gonzalez, Fiorella  Total change: -8.00  Rating chartPersonal card
 Panamericano de la Juventud 2019 sub 10 femenino Guayaquil ECU 2019-07-21
RcRownchangeKK*chgGame
 1272 1139 1.50 5 -0.20 40 -8.00 
  Wu, Abbie 1528 USA0.001-0.0940-3.60 
  Maravi Ceron, Ayme 1172 PER0.5010.05402.00 
  Mayorga Araya, Sofia 1233 CRC0.5010.13405.20 
  Sanchez Cruz, Mireya Jassly 1247 PER0.001-0.3540-14.00 
  Oconnor, Zaina wc1180 JAM0.5010.06402.40 

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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