Individual Calculations March 2011
 Thompson, Robert  Total change: 15.90  Rating chartPersonal card
 London Christmas Open Ch 2011 London ENG 2010-12-28
RcRownchangeKK*chgGame
 1968 1900 3.50 6 1.06 15 15.90 
  Bonafont, Philip R 2150 ENG0.001-0.1915-2.85 
  Martins, Guilherme 1632 POR1.0010.17152.55 
  Rogers, Tim E 2019 ENG0.5010.16152.40 
  Millward, Kevin P 1954 ENG1.0010.58158.70 
  Kennedy, Craig 2031 SCO1.0010.681510.20 
  Sathyanandha, Saravanan 2020 ENG0.001-0.3415-5.10 

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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