Individual Calculations December 2015
 Primus, Prince  Total change: 2.80  Rating chartPersonal card
 F. W. De Verteuil Memorial Open 2015 Port of Spain TTO 2015-10-08
RcRownchangeKK*chgGame
 1702 1580 2.00 5 0.14 20 2.80 
  Lee, Hayden 1960 TTO0.001-0.0920-1.80 
  Knight, Colin 1869 TTO0.001-0.1620-3.20 
  Smith, Zurich 1306 TTO1.0010.17203.40 
  Dennis, Brent 1471 TTO1.0010.35207.00 
  Lee, Cecil c1903 TTO0.001-0.1320-2.60 

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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