Individual Calculations March 2022
 Christopher, Kelly  Total change: -37.60  Rating chartPersonal card
 Williamson Shield 2022 over 1600 Belfast IRL 2022-02-04
RcRownchangeKK*chgGame
 1561 1736 0.50 2 -0.94 40 -37.60 
  Robert, Lavery 1457 IRL0.501-0.3440-13.60 
  Conor, Spackman 1664 IRL0.001-0.6040-24.00 

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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