Individual Calculations May 2010
 Martinez, Steven  Total change: 31.05  Rating chartPersonal card
 Campeonato Nacional U-17 Masculino 2009 Guayaquil ECU 2010-03-10
RcRownchangeKK*chgGame
 2003 1785 4.00 8 2.07 15 31.05 
  Ortiz Quishpi, Oscar 1928 ECU1.0010.691510.35 
  Vallejo Turriago, Renato 1865 ECU0.5010.11151.65 
  Leon Calderon, Jonathan 2093 ECU0.001-0.1415-2.10 
  Barros, Cristian 1888 ECU1.0010.64159.60 
  Saltos Velez, Adrian 2131 ECU0.001-0.1115-1.65 
  Jima Meza, Jefferson 1906 ECU1.0010.66159.90 
  Salazar Loor, Rodger 2039 ECU0.5010.31154.65 
  Palma, Alvaro 2176 ECU0.001-0.0915-1.35 

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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