Individual Calculations April 2008
 Rojas Alarcon, Julian Anto  Total change: 20.40  Rating chartPersonal card
 XX Torneo GM Carlos Torre Repetto In Memoriam - Swiss Merida, Yucatan MEX 2007-12-15
RcRownchangeKK*chgGame
 2197 2107 5.00 9 1.36 15 20.40 
  Meier, Georg g2457 GER0.001-0.1115-1.65 
  Aquino Flores, Judith Tani 1970 MEX1.0010.32154.80 
  Gonzalez Zamora, Juan Carl g2457 MEX0.001-0.1115-1.65 
  Sandoval, Alfredo 2013 MEX0.501-0.1315-1.95 
  Mencos, Claudia 1980 GUA1.0010.33154.95 
  De La Rosa Lara, Armando A 1959 MEX1.0010.30154.50 
  Alford, Jason f2298 MEX1.0010.751511.25 
  Almeida Saenz, Alfonso m2426 MEX0.001-0.1315-1.95 
  Obregon Rodriguez, Juan 2209 MEX0.5010.14152.10 

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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