Individual Calculations May 2012
 Tzerbinos, Konstantinos  Total change: 28.20  Rating chartPersonal card
 6th open tournament of Evoiki ES Halkida GRE 2012-01-11
RcRownchangeKK*chgGame
 1599 1485 2.00 3 0.94 30 28.20 
  Mpasoukos, Iraklis 1613 GRE1.0010.673020.10 
  Kalaitzis, Evangelos 1453 GRE1.0010.463013.80 
  Kouroumbas, Kosmas 1731 GRE0.001-0.1930-5.70 

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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