Individual Calculations July 2011
 Kokondylis, Stylianos  Total change: 3.45  Rating chartPersonal card
 3rd Spring Tournament SO N.FIladelfias N.Filadelfia - Athens GRE 2011-03-10
RcRownchangeKK*chgGame
 1753 1687 1.50 3 0.23 15 3.45 
  Giordos, Vasilios 1945 GRE0.001-0.1815-2.70 
  Spiropoulos, Panagiotis S 1733 GRE1.0010.56158.40 
  Harokopos, Hristos 1580 GRE0.501-0.1515-2.25 

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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