Individual Calculations April 2009
 Zygourakis, Themistoklis  Total change: -4.65  Rating chartPersonal card
 1st Winter Open SOP - SMAOK Pagkrati - Athens GRE 2009-01-20
RcRownchangeKK*chgGame
 1859 1729 2.00 7 -0.31 15 -4.65 
  Karahisaridis, Vasilios 1968 GRE0.001-0.2015-3.00 
  Fanourgakis, Konstantinos 1864 GRE0.001-0.3215-4.80 
  Antoniadis, Konstantinos 1848 GRE0.5010.16152.40 
  Nikolaidis, Georgios 1925 GRE0.001-0.2515-3.75 
  Soursos, Panayotis 1703 GRE0.501-0.0415-0.60 
  Stamatakos, Dimitrios 1821 GRE0.5010.13151.95 
  Stoumbou, Eleni 1883 GRE0.5010.21153.15 

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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