Individual Calculations January 2009
 Vafiadis, Kleanthis  Total change: -5.55  Rating chartPersonal card
 24th European Club Cup 2008 Halkidiki, Greece Kallithea, Halkidiki - Greece GRE 2008-10-17
RcRownchangeKK*chgGame
 2563 2213 0.50 1 0.39 15 5.85 
  Landa, Konstantin g2563 RUS0.5010.39155.85 

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)
 
 3rd "IN MEMORIAL" Thessaloniki tournament 2008 Thessaloniki GRE 2008-11-01
RcRownchangeKK*chgGame
 2099 2213 0.50 2 -0.76 15 -11.40 
  Konstantinidis, Konstantinos 1936 GRE0.501-0.3315-4.95 
  Zakarian, David 2261 ARM0.001-0.4315-6.45 

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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