Individual Calculations September 2017
 Bourne, Johnathan D  Total change: 16.60  Rating chartPersonal card
 Leyland Chess Congress FIDE Open 2017 Leyland ENG 2017-08-26
 1988 1937 3.00 5 0.83 20 16.60 
  Jackson, Oliver A f2189 ENG0.5010.31206.20 
  Paterson, Andrew I 2076 ENG0.5010.19203.80 
  Doran, Chris 1971 ENG0.001-0.4520-9.00 
  Sainsbury, Andrew 1744 ENG1.0010.25205.00 
  Wareing, John P 1962 ENG1.0010.532010.60 

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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