Individual Calculations January 2009
 Stamiris, Gerasimos  Total change: -19.65  Rating chartPersonal card
 89th Ambelokipi Open Athens GRE 2008-09-06
RcRownchangeKK*chgGame
 1816 1921 2.50 6 -1.31 15 -19.65 
  Skalkotas, Nikolaos m2271 GRE0.001-0.1115-1.65 
  Zaharopoulos, Dionisios 1571 GRE1.0010.11151.65 
  Sidiropoulos, Leonidas 1669 GRE1.0010.19152.85 
  Syfantos, Nikolaos 1834 GRE0.501-0.1215-1.80 
  Zahariou, Nikolaus 1825 GRE0.001-0.6315-9.45 
  Stamatiadis, Georgios 1727 GRE0.001-0.7515-11.25 

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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