Individual Calculations September 2009
 Demiris, Georgios  Total change: -0.90  Rating chartPersonal card
 International Open Chess Tournament "Rethymno 2009" Rethymno GRE 2009-07-12
RcRownchangeKK*chgGame
 1974 1623 0.50 5 -0.06 15 -0.90 
  Smith, Bryan G m2023  * USA0.001-0.0815-1.20 
  Bomans, Arno 2023  * BEL0.001-0.0815-1.20 
  Melidis, Andr 1974 GRE0.001-0.1115-1.65 
  Sirletti, Sonia 1942 ITA0.5010.37155.55 
  Dimopoulos, Dimitrios 1908 GRE0.001-0.1615-2.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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