Individual Calculations January 2012
 Depradine, Lawrence  Total change: -33.90  Rating chartPersonal card
 2011 Umada Cup - Challengers Section Bridgetown BAR 2011-11-09
RcRownchangeKK*chgGame
 1838 1731 0.00 3 -1.13 30 -33.90 
  Singh, Ravishen 2069 TRI0.001-0.1230-3.60 
  Husbands, Orlando 1877 BAR0.001-0.3030-9.00 
  Harewood, Jakeel 1569 BAR0.001-0.7130-21.30 

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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