Individual Calculations January 2012
 Bishop, Geoffrey L  Total change: 19.80  Rating chartPersonal card
 London Chess Classic 2011: Open London ENG 2011-12-03
RcRownchangeKK*chgGame
 2027 1791 3.00 8 1.32 15 19.80 
  Gavriel, Tryfon C c2156 ENG0.001-0.1015-1.50 
  Cannon, Raymond C 2024 ENG0.001-0.2115-3.15 
  Andersen, Niels Erik 2018 DEN1.0010.791511.85 
  Iyengar, Ilya 1974 ENG0.001-0.2615-3.90 
  Milnes, Anthony C P 2055 ENG1.0010.821512.30 
  Vachtfeidl, Petr 1969 CZE1.0010.731510.95 
  Mikalsen, Erlend 2063 NOR0.001-0.1715-2.55 
  Boger, Raymond 1959 NOR0.001-0.2815-4.20 

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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