Individual Calculations January 2012
 Billett, Stephen  Total change: 27.00  Rating chartPersonal card
 e2e4 Gatwick Major - Oct 2011 Gatwick ENG 2011-10-26
RcRownchangeKK*chgGame
 1828 1644 2.50 6 0.90 30 27.00 
  Omtvedt, Aleksander 1874 NOR0.5010.29308.70 
  Clayton, Tristan 1822 ENG0.001-0.2730-8.10 
  Head, Louise 1855 ENG0.5010.27308.10 
  Winter, Kevin 1859 ENG0.5010.27308.10 
  Kalaiyalahan, Akshaya 1683 ENG1.0010.553016.50 
  Boudkeev, Timour 1874 SUI0.001-0.2130-6.30 

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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