Individual Calculations November 2009
 Diamantis, Georgios D.  Total change: -35.00  Rating chartPersonal card
 98th Open Abelokipon Ambelokipi - Athens GRE 2009-09-05
RcRownchangeKK*chgGame
 1653 1776 0.50 3 -1.40 25 -35.00 
  Tsialas, P 2047 GRE0.001-0.1725-4.25 
  Ntovas, D 1451 GRE0.501-0.3725-9.25 
  Arvanitakis, Panagiotis 1462 GRE0.001-0.8625-21.50 

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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