Individual Calculations September 2017
 Desmedt, Richard E  Total change: -13.00  Rating chartPersonal card
 2017 Midland Championship Major West Bromwich ENG 2017-08-11
RcRownchangeKK*chgGame
 1769 1819 0.50 2 -0.65 20 -13.00 
  Brown, Geoffrey M 1772 ENG0.001-0.5720-11.40 
  Hibbitt, Arthur M 1765 ENG0.501-0.0820-1.60 

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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