Individual Calculations May 2019
 Arce Mendez, Elias  Total change: -21.00  Rating chartPersonal card
 JUNCOS TEC 2019 Masculino Equipos Cartago CRC 2019-03-30
RcRownchangeKK*chgGame
 1931 1691 0.00 5 -1.05 20 -21.00 
  Villalobos Molina, Jose Adrian 1918 CRC0.001-0.2120-4.20 
  Bonilla Rodriguez, Andres 1902 CRC0.001-0.2320-4.60 
  Villalobos Molina, Jose Adrian 1918 CRC0.001-0.2120-4.20 
  Chaves Sanchez, Gabriel A 2091  * CRC0.001-0.0820-1.60 
  Porras Chavarria, Steve 1828 CRC0.001-0.3220-6.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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