Rapid: Individual Calculations September 2018
 Salazar Artavia, Keylor  Total change: 8.80  Rating chartPersonal card
 Campeonato Nacional Ajedrez Rapido por Equipos FCA 2018 San Jose CRC 2018-07-28
RcRownchangeKK*chgGame
 1381 1101 1.00 3 0.44 20 8.80 
  Ramirez Gonzalez, Jose Alexander 1501  * CRC0.001-0.0820-1.60 
  Tapia Alvarez, Alejandro 1437 CRC0.001-0.1220-2.40 
  Miranda Blanco, Aylan Josue 1205 CRC1.0010.642012.80 
 * 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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