Individual Calculations November 2018
 Bussmann, John  Total change: 25.60  Rating chartPersonal card
 38th Surrey Chess Congress Major London ENG 2018-10-26
RcRownchangeKK*chgGame
 1655 1632 2.50 4 0.64 40 25.60 
  Hammond, Benjamin 1526 ENG1.0010.364014.40 
  Islam, Mohammed 1743 BAN0.5010.15406.00 
  Somupillai, Selvarattinam Genga 1650 ENG1.0010.534021.20 
  Finnegan, Oliver 1701 ENG0.001-0.4040-16.00 

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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