Individual Calculations March 2016
 Thomas, David  Total change: -42.80  Rating chartPersonal card
 Frederick Cameron Open 2015 Kingston, Jamaica JAM 2015-12-10
RcRownchangeKK*chgGame
 1706 1545 0.00 4 -1.23 40 -49.20 
  Merritt, Kevin 1911 JAM0.001-0.1040-4.00 
  Smith, Annesha wc1729 JAM0.001-0.2640-10.40 
  McDonald, Jhustice-Dimonte 1596 JAM0.001-0.4340-17.20 
  Walker, Lontae 1586 JAM0.001-0.4440-17.60 

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)
 
 John Powell Memorial Open 2016 Kingston, Jamaica JAM 2016-02-18
RcRownchangeKK*chgGame
 1830 1545 0.50 2 0.16 40 6.40 
  Nash, De Mario 1738 JAM0.5010.254010.00 
  Chin, Eton 1921 JAM0.001-0.0940-3.60 

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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