Individual Calculations April 2009
 Critelli, James  Total change: -11.70  Rating chartPersonal card
 39th Annual World Amateur Team & US Team East Parsippany, New Jersey USA 2009-02-14
RcRownchangeKK*chgGame
 2216 2286 1.00 3 -0.78 15 -11.70 
  Sherman, David 2142 USA0.501-0.1915-2.85 
  Mac Intyre, Paul f2281 USA0.501-0.0115-0.15 
  Parry, Matt J 2225 USA0.001-0.5815-8.70 

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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