Individual Calculations July 2010
 Chen, Eachen  Total change: 13.05  Rating chartPersonal card
 33rd Waitakere Open Auckland NZL 2010-06-05
RcRownchangeKK*chgGame
 2125 1994 2.50 5 0.87 15 13.05 
  Thornton, Giovanni Antonio 2195 NZL1.0010.761511.40 
  Shen, Daniel 2161 NZL0.5010.22153.30 
  Duneas, John 2142 NZL0.001-0.3015-4.50 
  Browne, Jeremy 2077 NZL0.001-0.3915-5.85 
  Macdonald, Paul 2050 NZL1.0010.58158.70 

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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