Individual Calculations July 2012
 Matthew, Ian G  Total change: 18.30  Rating chartPersonal card
 e2e4 London Diamond Jubilee Congress Premier London ENG 2012-06-02
RcRownchangeKK*chgGame
 2033 1930 3.50 8 0.61 30 18.30 
  Armstrong, Malcolm J 2040 ENG0.001-0.3530-10.50 
  Mihajlov, Sebastian 2064 NOR0.001-0.3230-9.60 
  Collins, Andrew 1685 ENG0.501-0.3030-9.00 
  Akhanov, Dauren 2149 KAZ1.0010.783023.40 
  Kahn, Tito 2085 JCI0.5010.21306.30 
  Grattage, Matthew 2002 ENG0.5010.10303.00 
  Pena Torres, Jose Carlos 2105 ESP1.0010.733021.90 
  Josse, Mark 2131 ENG0.001-0.2430-7.20 

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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