Individual Calculations September 2019
 McDougall, Euan  Total change: -21.20  Rating chartPersonal card
 Auckland Chess Centre - Club Champs B Grade Auckland NZL 2019-06-17
RcRownchangeKK*chgGame
 1697 1700 3.00 7 -0.53 40 -21.20 
  Xie, Felix 1655 NZL0.001-0.5640-22.40 
  Lyall, Simon 1692 NZL1.0010.494019.60 
  Nagorski, Alex c1832 NZL1.0010.684027.20 
  Eade, Don c1779 NZL0.001-0.3940-15.60 
  Yan, Caroline 1668 NZL0.001-0.5440-21.60 
  Liu, Xinyang 1605 NZL0.001-0.6340-25.20 
  Ha, Huy Minh (timothy) 1645 NZL1.0010.424016.80 

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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