Individual Calculations November 2010
 Giannakoulias, Alexandros  Total change: -24.75  Rating chartPersonal card
 18th Nikaia International Open Chess Tourn. "Honour to National Resistance" 2010 Group B Nikaia - Athens GRE 2010-08-20
RcRownchangeKK*chgGame
 1627 1629 0.50 3 -0.99 25 -24.75 
  Athanasopoulos, Stavros 1735 GRE0.001-0.3625-9.00 
  Siametis, Dimitrios 1732 GRE0.001-0.3625-9.00 
  Tsouba, Maria 1415 GRE0.501-0.2725-6.75 

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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