Individual Calculations September 2022
 Stimpson, Philip M  Total change: -33.20  Rating chartPersonal card
 Chessable British Chess Championships 2022: Over 65 Torquay ENG 2022-08-08
RcRownchangeKK*chgGame
 1801 1950 2.50 6 -1.66 20 -33.20 
  Norman, Dinah M wc1663 ENG0.501-0.3420-6.80 
  Whiteside, Robert 1816 ENG0.501-0.1820-3.60 
  Smith, David 1831 ENG0.501-0.1620-3.20 
  Marshall, Michael 1829 DEN0.501-0.1620-3.20 
  Dennis, Nigel W 1814 ENG0.501-0.1820-3.60 
  Williams, Stephen M 1851 ENG0.001-0.6420-12.80 

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)
 

 

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