Individual Calculations May 2011
 Duchesne, Raymond  Total change: 0.00  Rating chartPersonal card
 2nd Annual Philadelphia Open Philadelphia, Pennsylvania USA 2011-04-20
RcRownchangeRpKK*chgGame
 2090 0 3.00 9 0.00 1965   0.00 
  Veech, John 2108 USA0.5010.00 0.00 
  Richman, Jonathan 2021 USA0.5010.00 0.00 
  Cao, Kevin Y 2103 USA0.0010.00 0.00 
  Leve, Nitai D 2156 USA1.0010.00 0.00 
  Ng, Andrew 2139 USA0.0010.00 0.00 
  Kats, Alena 2085 USA0.0010.00 0.00 
  Marcolino, Daniel M 2074 BRA0.5010.00 0.00 
  Mo, Kevin 2064 USA0.0010.00 0.00 
  Song, Michael 2062 CAN0.5010.00 0.00 

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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