Individual Calculations September 2017
 Araujo, Raoni  Total change: 14.40  Rating chartPersonal card
 XIX IRT LMX Circuito Maranhense de Xadrez LMX FEMAX 2017 Imperatriz MA BRA 2017-07-23
RcRownchangeKK*chgGame
 1944 1905 2.50 4 0.72 20 14.40 
  De Melo, Wladimir Ferreira 1831 BRA1.0010.40208.00 
  De Sousa, Werlles Milhomem 2029 BRA0.5010.17203.40 
  Silva, Valdecir Batista 1926 BRA0.001-0.4720-9.40 
  Abreu, Nilton Silva 1990 BRA1.0010.622012.40 

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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