Individual Calculations August 2013
 O`Rourke, Ray  Total change: -15.90  Rating chartPersonal card
 Irish Championships 2013 Limerick IRL 2013-07-06
RcRownchangeKK*chgGame
 2019 2023 3.50 9 -1.06 15 -15.90 
  Redmond, John P. 2217 IRL0.001-0.2515-3.75 
  O`Flaherty, Kevin 1880 IRL1.0010.31154.65 
  Delaney, Killian 2117 IRL0.001-0.3715-5.55 
  Twomey, Pat 1875 IRL1.0010.30154.50 
  O`Connor, Jonathan 2149 IRL0.001-0.3315-4.95 
  Cormican, John A. 1965 IRL0.501-0.0815-1.20 
  Crichton, Martin 1965 IRL0.001-0.5815-8.70 
  O`Grady, Martin 1903 IRL0.001-0.6615-9.90 
  Quinn, Ciaran 2098 IRL1.0010.60159.00 

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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