Individual Calculations September 2015
 Barrett, Ariel  Total change: 36.00  Rating chartPersonal card
 National Women's Championship 2015 Kingston JAM 2015-07-18
RcRownchangeKK*chgGame
 1711 1731 6.00 8 1.80 20 36.00 
  Gardner, Sheanel 1685 JAM1.0010.44208.80 
  Smith, Annesha wc1707 JAM0.501-0.0320-0.60 
  Gray, Krishna 1706 JAM0.001-0.5320-10.60 
  Smith, Melisha wc1746 JAM1.0010.522010.40 
  Gardner, Sheanel 1685 JAM1.0010.44208.80 
  Smith, Annesha wc1707 JAM1.0010.47209.40 
  Gray, Krishna 1706 JAM0.501-0.0320-0.60 
  Smith, Melisha wc1746 JAM1.0010.522010.40 

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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