Individual Calculations January 2009
 Csonka, Attila  Total change: 14.10  Rating chartPersonal card
 24th European Club Cup 2008 Halkidiki, Greece Kallithea, Halkidiki - Greece GRE 2008-10-17
RcRownchangeKK*chgGame
 2358 2275 2.50 4 0.94 15 14.10 
  Corvi, Marco f2343 ITA0.5010.09151.35 
  Michielsen, Joost 2365 NED0.001-0.3815-5.70 
  Chibukhchian, Artur m2455 ARM1.0010.741511.10 
  Roskar, Robert f2269 SLO1.0010.49157.35 

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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