Individual Calculations December 2018
 Davis, Daryl  Total change: 15.00  Rating chartPersonal card
 26th F. W. De Verteuil Memorial Open Chess Tournament 2018 Port of Spain TTO 2018-10-04
RcRownchangeKK*chgGame
 1807 1774 4.00 7 0.75 20 15.00 
  Flower, Trevor 1701 TTO1.0010.40208.00 
  Jones, David 1894 TTO0.5010.16203.20 
  Browne, Paul 1848 TTO0.001-0.4020-8.00 
  Cupid, Kevin f2124 TTO0.001-0.1120-2.20 
  Primus, Prince 1522 TTO1.0010.19203.80 
  Lee, Cecil c1782 TTO1.0010.512010.20 
  Lee, Courtney 1777 TTO0.5010.00200.00 

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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