Individual Calculations November 2023
 Hollyman, Mike  Total change: 41.20  Rating chartPersonal card
 2023 South Wales Autumn Congress Cardiff WLS 2023-10-07
RcRownchangeKK*chgGame
 1698 1345 1.50 4 1.03 40 41.20 
  Gibbs, Dominic V 1845 ENG0.001-0.0440-1.60 
  Beeston, Darson 1691 WLS0.5010.394015.60 
  Howells, S Wyn 1652 WLS1.0010.864034.40 
  Lewis, David 1604 WLS0.001-0.1840-7.20 

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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