Individual Calculations January 2012
 Lazzeri Menendez, Santos G  Total change: -10.95  Rating chartPersonal card
 EN LA CIMA DE FORTIN CORDOBA, VERACRUZ MEX 2011-10-28
RcRownchangeKK*chgGame
 1997 2097 0.50 2 -0.73 15 -10.95 
  Hernandez De La Vega, Alej 1834 MEX0.501-0.3215-4.80 
  Contreras Medina, Ruben Da 2159 MEX0.001-0.4115-6.15 

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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