Individual Calculations October 2012
 Watson, Darrell A  Total change: -2.10  Rating chartPersonal card
 Berks and Bucks Challengers A 2012 Twyford ENG 2012-08-25
RcRownchangeKK*chgGame
 1860 1765 1.00 3 -0.14 15 -2.10 
  Price, Michael Clive 1733 ENG0.501-0.0415-0.60 
  Dunlop, Neil J 1841 ENG0.5010.10151.50 
  Morton, Peter S 2006 ENG0.001-0.2015-3.00 

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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