Individual Calculations September 2009
 Verbon Plaza, Sergio  Total change: -10.05  Rating chartPersonal card
 XXI Obert Internacional Vila de Sant Boi Sant Boi de Llobregat ESP 2009-04-24
RcRownchangeKK*chgGame
 1886 1665 0.00 3 -0.67 15 -10.05 
  Muntane Rodrigo, Josep Maria 1958 ESP0.001-0.1515-2.25 
  Avramov, Petkov Plamen 1875 ESP0.001-0.2315-3.45 
  Niubo Calvo, Juan 1824 ESP0.001-0.2915-4.35 

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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