Individual Calculations January 2010
 Lefebvre, Richard  Total change: 0.00  Rating chartPersonal card
 Open International d'échecs de Rouen Rouen FRA 2009-12-19
RcRownchangeRpKK*chgGame
 2070 0 3.50 6 0.00 2083   0.00 
  Santarnecchi, Marcello 1907 FRA1.0010.00 0.00 
  Libiszewski, Fabien g2518 FRA0.0010.00 0.00 
  Sarafian, Thomas 1710 FRA1.0010.00 0.00 
  Reinert, Stephane 2096 FRA0.5010.00 0.00 
  Mouhamad, Joachin 2041 FRA1.0010.00 0.00 
  Adyel, Samir 2149 FRA0.0010.00 0.00 

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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