Individual Calculations May 2019
 Hughey, Leah  Total change: 7.60  Rating chartPersonal card
 2019 Lethbridge Open Lethbridge CAN 2019-04-06
RcRownchangeKK*chgGame
 1806 1623 1.00 2 0.38 20 7.60 
  Sequillion, Aaron 2008 CAN0.001-0.0920-1.80 
  Mikusek, Jerry 1604 CAN1.0010.47209.40 

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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