Individual Calculations May 2019
 Gonzalez, Walter  Total change: -68.40  Rating chartPersonal card
 Campeonato Nacional de Ajedrez Amateur 2019 Absoluto Categoria Sub2000 Pereira COL 2019-03-21
 1838 1967 3.00 7 -1.71 40 -68.40 
  Guzman, River 1837 COL1.0010.324012.80 
  Martinez, Luis Hernando 1888 COL1.0010.394015.60 
  Anzola, Apolinar 1897 COL0.001-0.6040-24.00 
  Duque, Arnel Alberto 1864 COL0.001-0.6440-25.60 
  Gutierrez, Jhon Jaime 1805 COL0.001-0.7140-28.40 
  Martinez Paipa, Hernan 1797 COL1.0010.284011.20 
  Latorre, Franklin Leandro 1775 COL0.001-0.7540-30.00 

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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