Individual Calculations November 2012
 Jonsson Bjorn,  Total change: 10.35  Rating chartPersonal card
 Icelandic Team Championship 2012-13 Div. 2 round 1-4 Reykjavik ISL 2012-10-05
RcRownchangeKK*chgGame
 2103 2027 1.50 2 0.69 15 10.35 
  Johannesson Olive, R 2009 ISL1.0010.47157.05 
  Fridbertsson Aegir, 2196 ISL0.5010.22153.30 

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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