Individual Calculations April 2017
 Brizuela, Ruben  Total change: -29.20  Rating chartPersonal card
 Campeonato Nacional Revision Rating 2017 San Salvador ESA 2017-02-25
RcRownchangeKK*chgGame
 1757 1620 0.00 2 -0.73 40 -29.20 
  Vasquez, Marlon David 1996 ESA0.001-0.0940-3.60 
  Medrano, Camilo 1518 ESA0.001-0.6440-25.60 

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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