Rapid: Individual Calculations January 2018
 De Almeida, Roberto A. Ferreira  Total change: -19.40  Rating chartPersonal card
 Torneio RPD de Dezembro da ALEX 2017 Rio de Janeiro RJ BRA 2017-12-09
RcRownchangeKK*chgGame
 1588 1789 2.00 4 -0.97 20 -19.40 
  Vianna, Pedro Miguel P Gonzaga 1488 BRA0.001-0.8520-17.00 
  Weibull, Oscar Fritiof Torbjorn 1488 BRA1.0010.15203.00 
  Rial, Antonio Marcos Pinon 1649 BRA0.001-0.6920-13.80 
  Oliveira, Claudio Moises Caldeir 1728 BRA1.0010.42208.40 

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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