Individual Calculations May 2010
 Parra Matute, Mario  Total change: -15.00  Rating chartPersonal card
 Campeonato Nacional U-19 Masculino 2010 Quito ECU 2010-02-24
RcRownchangeKK*chgGame
 1803 1616 1.00 6 -0.60 25 -15.00 
  Intriago, Boris 1814 ECU0.001-0.2425-6.00 
  Moreira, Cristopher 1634 ECU0.001-0.4725-11.75 
  Ortiz Quishpi, Oscar 1928 ECU0.5010.36259.00 
  Briceno Paredes, Alexander 1870 ECU0.001-0.1925-4.75 
  Gualpa, Galo 1795 ECU0.001-0.2725-6.75 
  Galarza, Freddy 1776 ECU0.5010.21255.25 

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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