Individual Calculations April 2013
 Kelly, John  Total change: 37.20  Rating chartPersonal card
 e2e4 High Wycombe U1700 March 2013 High Wycombe ENG 2013-03-08
RcRownchangeKK*chgGame
 1524 1597 3.00 3 1.24 30 37.20 
  Gergelova, Monika 1325 SVK1.0010.17305.10 
  Billett, Stephen J 1636 ENG1.0010.553016.50 
  Macdonald, John 1611 ENG1.0010.523015.60 

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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