Individual Calculations September 2011
 Jones, Iolo C  Total change: -3.60  Rating chartPersonal card
 Irish Chess Championships Dublin IRL 2011-07-02
RcRownchangeKK*chgGame
 2133 2286 6.00 9 -0.24 15 -3.60 
  Reynolds, Pat 2043 IRL1.0010.20153.00 
  Murray, David 2096 IRL1.0010.25153.75 
  McMahon, Daire 2196 IRL0.501-0.1215-1.80 
  Redmond, John P. 2190 IRL0.001-0.6315-9.45 
  Moran, Stephen 1983 IRL1.0010.14152.10 
  Brady, Stephen f2357 IRL0.5010.10151.50 
  Freeman, Gordon 2179 IRL0.001-0.6515-9.75 
  McCabe, Darren 2024 IRL1.0010.18152.70 
  Prizant, Michael 2126 ENG1.0010.29154.35 

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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