Individual Calculations May 2012
 Niedzielski, Claude  Total change: -9.90  Rating chartPersonal card
 7eme Tournoi des Collines 2012 ESCHENTZWILLER FRA 2012-01-06
RcRownchangeKK*chgGame
 1640 1555 0.50 3 -0.66 15 -9.90 
  Burri, Quentin 1740 FRA0.001-0.2615-3.90 
  Tartaglia, Alfonso 1613 FRA0.5010.08151.20 
  Willy, Damien 1566 FRA0.001-0.4815-7.20 

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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