Individual Calculations January 2009
 Chatton, Jean-Bernard  Total change: -19.25  Rating chartPersonal card
 Open Lausanne Young Masters 2008 Lausanne SUI 2008-09-19
RcRownchangeKK*chgGame
 2016 1901 0.00 2 -0.77 25 -19.25 
  Philippe, Christophe m2251 FRA0.001-0.1125-2.75 
  Wan Sergelen, Asgan 1781 SUI0.001-0.6625-16.50 

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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