Individual Calculations September 2009
 Bonay Toscas, Santiago  Total change: -13.05  Rating chartPersonal card
 XXXV Open Internacional d'Escacs Vila de Sitges Sitges ESP 2009-07-22
RcRownchangeKK*chgGame
 1807 1908 3.50 7 -0.87 15 -13.05 
  Julian Ortin, Raquel 1586 ESP1.0010.13151.95 
  Lacasta Palacios, Joaquim 2157 ESP0.001-0.1915-2.85 
  Revert Millan, Francisco 1725 ESP0.501-0.2415-3.60 
  Gallego Romero, Albert 2130 ESP0.001-0.2215-3.30 
  Febrero Perez, Lluis 1661 ESP0.501-0.3115-4.65 
  Sanchez Coves, Juan Josep 1654 ESP1.0010.19152.85 
  Garcia Lopez, Josep Luis 1736 ESP0.501-0.2315-3.45 

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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