Individual Calculations June 2023
 Serafim Junior, Arnor  Total change: 24.60  Rating chartPersonal card
 Seniors Pan American Chess Championship 2023 Lima PER 2023-04-26
RcRownchangeKK*chgGame
 1949 1672 3.00 8 1.15 20 23.00 
  Condori, Edwin 2093 PER0.001-0.0720-1.40 
  Caceres Vasquez, Sergio f2041 CHI0.001-0.1020-2.00 
  Monroy Carrizo, Javier c1848 BOL1.0010.732014.60 
  Juarez Flores, Carlos A. m2334 GUA0.001-0.0120-0.20 
  Kropff, Ricardo m2153 PAR0.5010.45209.00 
  Soria Castillo, Ricardo 1820 PER0.001-0.3020-6.00 
  Riquelme, Andres 1657 PAR1.0010.48209.60 
  Laura Saavedra, Miguel Nicanor 1649 PER0.501-0.0320-0.60 

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)
 
 XVI CAMPEONATO CONTINENTAL ABSOLUTO DE AJEDREZ DE LAS AMERICAS 2023 Juan Dolio, Republica Dominicana DOM 2023-05-15
RcRownchangeKK*chgGame
 1871 1672 2.50 9 0.08 20 1.60 
  Chinchilla, Alejandro Jose f2165 HON0.001-0.0420-0.80 
  Cosme Contreras, Trilce wm1975 PER0.001-0.1420-2.80 
  Gonzalez Gonzalez, Enoel 1804 PUR1.0010.682013.60 
  Germinal, Kemly 1976 HAI0.001-0.1420-2.80 
  Sanchez Puente, Carlos Johan 1883 DOM0.001-0.2320-4.60 
  Ventura Rosario, Julio Esdeulin 1888 DOM0.001-0.2220-4.40 
  Polanco Fernandez, Reynie 1711 DOM0.5010.05201.00 
  Urena Martinez, Pablo Antonio 1717 DOM0.5010.06201.20 
  Ramirez Luzon, Franchesca wc1717 DOM0.5010.06201.20 

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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