Individual Calculations January 2012
 Layne, Asabi  Total change: -6.60  Rating chartPersonal card
 2011 Umada Cup - Challengers Section Bridgetown BAR 2011-11-09
RcRownchangeKK*chgGame
 1917 1698 0.00 2 -0.44 15 -6.60 
  Ifill, Cleveston 1934 BAR0.001-0.2015-3.00 
  Harewood, Othneil 1899 BAR0.001-0.2415-3.60 

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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