Individual Calculations July 2011
 Du, Han  Total change: 0.00  Rating chartPersonal card
 36th Annual Keres Memorial Richmond, British Columbia CAN 2011-05-20
RcRownchangeRpKK*chgGame
 2143 0 3.50 7 0.00 2143   0.00 
  Chen, Howard 2297 USA0.0010.00 0.00 
  Trochtchanovitch, Pavel 2045 CAN1.0010.00 0.00 
  Patterson, Roger 2157 CAN0.0010.00 0.00 
  Li, Changhe 1997 CAN0.5010.00 0.00 
  Salcedo, Daniel E 2089 CAN1.0010.00 0.00 
  Wu, Howard 2145 CAN0.5010.00 0.00 
  Gentes, Kevin f2268 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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