Individual Calculations February 2020
 Bagley, Andy  Total change: 1.60  Rating chartPersonal card
 24th 4NCL Congress Major Harrogate ENG 2020-01-17
RcRownchangeKK*chgGame
 1744 1833 2.50 4 0.04 40 1.60 
  Waterfield, Mark 1688 ENG1.0010.314012.40 
  May, Paul 1753 ENG1.0010.394015.60 
  Samarasinghe Jude, Ranga 1895 SRI0.001-0.4140-16.40 
  Macdonald, Ciaran 1640 ENG0.501-0.2540-10.00 

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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