Individual Calculations May 2017
 Jones, Brian  Total change: -4.20  Rating chartPersonal card
 2017 O2C Doeberl Cup Premier Canberra AUS 2017-04-13
RcRownchangeKK*chgGame
 2110 2000 0.50 2 -0.21 20 -4.20 
  Cannon, David 2058 AUS0.5010.08201.60 
  Hu, Jason f2162 AUS0.001-0.2920-5.80 

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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