Individual Calculations February 2019
 Burns, Martin J  Total change: -15.40  Rating chartPersonal card
 2018/19 4NCL Div 3 North Rounds 3 - 4 Doncaster ENG 2019-01-12
RcRownchangeKK*chgGame
 1957 1889 0.50 1 0.09 20 1.80 
  Sullivan, Daniel 1957 ENG0.5010.09201.80 

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)
 
 21st 4NCL Congress Major Harrogate ENG 2019-01-18
RcRownchangeKK*chgGame
 1758 1889 2.50 5 -0.86 20 -17.20 
  Webster, Vivien 1701 ENG0.001-0.7420-14.80 
  Taylor, Robert P 1703 ENG1.0010.26205.20 
  Dunkley, Michael 1759 ENG1.0010.32206.40 
  Chan, Sheng Liang Bernard 1755 MAS0.501-0.1820-3.60 
  Riding, Mick D 1872 ENG0.001-0.5220-10.40 

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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