Individual Calculations December 2015
 Johnson, Gabriella  Total change: 18.40  Rating chartPersonal card
 National Finals 2015 Female Port of Spain TTO 2015-10-03
RcRownchangeKK*chgGame
 1522 1650 5.00 7 0.46 40 18.40 
  Yearwood, Shannon 1613 TTO0.001-0.5540-22.00 
  James, Shemilah 1444 TTO1.0010.24409.60 
  Smith, Javanna wf1758 TTO0.5010.15406.00 
  Walcott, Della-Marie 1339 TTO1.0010.14405.60 
  Jones, Akeisha 1344 TTO1.0010.14405.60 
  Soondarsingh, Aditi wc1765 TTO0.5010.16406.40 
  Ali, Amy 1390 TTO1.0010.18407.20 

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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