Individual Calculations April 2013
 Royset, Jon K.  Total change: -11.25  Rating chartPersonal card
 North Norwegian Team Championship 2013 Tromsų NOR 2013-02-22
 2010 2200 0.00 1 -0.75 15 -11.25 
  Johnsen, Kjell Magne 2010 NOR0.001-0.7515-11.25 

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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