Individual Calculations December 2018
 Herrera Sanchez, Derek  Total change: 0.00  Rating chartPersonal card
 I Torneo Cerrado de Curridabat San Jose CRC 2018-11-03
RcRownchangeRpKK*chgGame
 1223 1111 3.00 9 0.00 1098   0.00 
  Calderon Zuniga, Juan Pablo 1223 CRC0.0010.00 0.00 
  Miranda Blanco, Aylan Josue 1223 CRC0.0010.00 0.00 
  Calderon Brenes, Tiffany 1223 CRC0.0010.00 0.00 
  Morales Zumbado, Raul 1223 CRC1.0010.00 0.00 
  Villalta Leiton, Nicole Tamara 1223 CRC0.5010.00 0.00 
  Mata Mondragon, Valeska 1223 CRC1.0010.00 0.00 
  Villegas Rodriguez, Jeremy 1223 CRC0.0010.00 0.00 
  Castro Richard, Ixel 1223 CRC0.5010.00 0.00 
  Espitia Torres, Mateo 1223 CRC0.0010.00 0.00 

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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