Individual Calculations September 2017
 Bird, Joel  Total change: -40.40  Rating chartPersonal card
 104th British Championships Weekend Open Llandudno ENG 2017-07-28
RcRownchangeKK*chgGame
 1858 2053 2.00 4 -1.01 40 -40.40 
  Gartside, Carl 1863 ENG0.501-0.2540-10.00 
  Faulkner, Martin J 1887 ENG0.001-0.7240-28.80 
  Cukovs, Oleg 1876 ENG0.501-0.2340-9.20 
  Ramaiya, Anshu 1807 ENG1.0010.19407.60 

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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