Individual Calculations February 2019
 Cooper, Malcolm H  Total change: -0.40  Rating chartPersonal card
 21st 4NCL Congress Major Harrogate ENG 2019-01-18
RcRownchangeKK*chgGame
 1798 1925 2.00 3 -0.01 40 -0.40 
  Livesey, R Nigel 1797 ENG0.501-0.1740-6.80 
  Williamson, Graham Ag 1799 SCO1.0010.334013.20 
  May, Paul 1797 ENG0.501-0.1740-6.80 

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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