Individual Calculations September 2021
 Guerra, Thiago Ribeiro  Total change: -24.40  Rating chartPersonal card
 Campeonato Pernambucano de Xadrez STD 2020 Recife PE BRA 2021-08-20
RcRownchangeKK*chgGame
 1982 1882 0.50 3 -0.61 40 -24.40 
  Pereira, Sergio Murilo De Araujo 2120 BRA0.5010.304012.00 
  Souza Neto, Hilton Vilarim De 1857 BRA0.001-0.5340-21.20 
  Hiramine, Ricardo Hiroshi Ferrei 1969 BRA0.001-0.3840-15.20 

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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