Individual Calculations May 2012
 O`Donoghue, Denis J.  Total change: -6.90  Rating chartPersonal card
 Leinster League Div 1 Armstrong Cup 2011-12 Dublin IRL 2011-10-22
RcRownchangeKK*chgGame
 2020 1968 1.50 4 -0.23 30 -6.90 
  Schmidt, Martin 2113 IRL0.001-0.3130-9.30 
  Skrzypnik, Tomasz 2043 POL0.5010.10303.00 
  Salter, David 1897 IRL0.001-0.6030-18.00 
  Reynolds, Pat 2027 IRL1.0010.583017.40 

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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