Individual Calculations July 2011
 Wang, Michael  Total change: 4.80  Rating chartPersonal card
 2011 Washington Open Renton, Washington USA 2011-05-28
RcRownchangeKK*chgGame
 2133 2085 2.50 5 0.32 15 4.80 
  Watts, Peter O 2004 USA1.0010.39155.85 
  Pitre, H G 1982 USA1.0010.36155.40 
  Greninger, Harley 2198 USA0.5010.15152.25 
  Raptis, Nick f2257 USA0.001-0.2715-4.05 
  Perez, Ignacio f2226 USA0.001-0.3115-4.65 

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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