Individual Calculations July 2016
 Duffin, Mike  Total change: -3.60  Rating chartPersonal card
 2016 Gold Coast Open Gold Coast AUS 2016-06-24
RcRownchangeKK*chgGame
 1956 1872 1.50 4 -0.18 20 -3.60 
  Wilson, Callum 1730 AUS0.501-0.1920-3.80 
  Brown, Andrew m2199 AUS0.001-0.1320-2.60 
  Simmonds, Leteisha 1692 AUS1.0010.26205.20 
  Stephson, David J 2201 AUS0.001-0.1220-2.40 

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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