Individual Calculations September 2010
 Zajkowska, Olga  Total change: -25.50  Rating chartPersonal card
 Miguel Najdorf International Chess Festival - Open B Warsaw POL 2010-07-17
RcRownchangeKK*chgGame
 1571 1844 4.00 7 -1.70 15 -25.50 
  Kalhorn, Marcin 1540 POL0.501-0.3615-5.40 
  Sacharewicz, Krzysztof 1444  * POL1.0010.08151.20 
  Kosior, Artur 1593 POL0.501-0.3115-4.65 
  Kaminski, Lukasz 1444  * POL1.0010.08151.20 
  Rozycki, Bartlomiej 1748 POL0.001-0.6315-9.45 
  Stezycka, Paulina 1527 POL0.501-0.3715-5.55 
  Drozdowski, Konrad 1703 POL0.501-0.1915-2.85 
 * 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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