Individual Calculations December 2019
 Melo, Silvio Sa De  Total change: -1.20  Rating chartPersonal card
 Aberto do Brasil I Memorial Machado de Assis Joao Pessoa PB BRA 2019-11-15
 1695 1818 2.50 4 -0.06 20 -1.20 
  De Moraes, Hugo Carvalho 1418  * BRA1.0010.08201.60 
  Hiramine, Rodrigo Yoshio Ferreir 2040 BRA0.001-0.2220-4.40 
  Penha, Evelyn Maximiano 1644 BRA0.501-0.2320-4.60 
  Da Silva Sobral, Antonio 1677 BRA1.0010.31206.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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