Individual Calculations January 2014
 Diaz Villagran, Robert  Total change: -19.20  Rating chartPersonal card
 IRT Club Cobre Nuestro El Salvador CHI 2013-12-13
RcRownchangeKK*chgGame
 2122 2279 1.50 4 -1.28 15 -19.20 
  Mesias Rojas, Rabindranath 2191 CHI0.001-0.6215-9.30 
  Abarca Gonzalez, Damaris wf2024 CHI0.501-0.3115-4.65 
  Lenoir Ibacache, Gabriel 2263 CHI0.001-0.5215-7.80 
  Chandia Galvez, Omar 2009 CHI1.0010.17152.55 

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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