Individual Calculations August 2019
 Robinson, James  Total change: 2.80  Rating chartPersonal card
 106th British Championships Atkins Torquay ENG 2019-07-26
RcRownchangeKK*chgGame
 1914 1794 1.50 4 0.14 20 2.80 
  Clanchy, Nicholas 1931 ENG0.001-0.3220-6.40 
  Patrick, David A 1897 ENG0.001-0.3620-7.20 
  Bryant, Richard B E 1900 ENG1.0010.642012.80 
  De Coverly, Roger D 1928 ENG0.5010.18203.60 

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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