Individual Calculations April 2009
 Siomos, Nikolaos  Total change: 14.10  Rating chartPersonal card
 2009 Attica teams Ch. A' local div. - Group 1 Attica GRE 2009-01-18
RcRownchangeKK*chgGame
 1818 1828 3.00 4 0.94 15 14.10 
  Samiotis, Vasilios 1787 GRE1.0010.44156.60 
  Papathanasiou, Ioannis 1833 GRE1.0010.51157.65 
  Koumpenas, Mihail 2024 GRE0.001-0.2515-3.75 
  Lois, Spyridon 1629 GRE1.0010.24153.60 

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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