Individual Calculations September 2011
 Ribeiro Jr, Valdir Uchoa  Total change: 7.20  Rating chartPersonal card
 Regional Centro Oeste 2011 Brasilia/DF BRA 2011-06-22
RcRownchangeKK*chgGame
 1921 1923 3.00 5 0.48 15 7.20 
  Aguiar, Lucas 2150 BRA0.001-0.2115-3.15 
  Campos, Westerley Batista 1720 BRA1.0010.24153.60 
  Abrantes, Tiago Garrido 2042 BRA0.001-0.3415-5.10 
  Barbosa, Edinardo Meireles 1791 BRA1.0010.32154.80 
  De Paula, Rafael Figueiredo 1901 BRA1.0010.47157.05 

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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