Individual Calculations July 2010
 Moreno Lozano, David  Total change: -12.75  Rating chartPersonal card
 Festival Escolar Sub13 Absoluto 2010 Yumbo COL 2010-04-27
RcRownchangeKK*chgGame
 1972 1974 0.50 2 -0.51 25 -12.75 
  Diaz Herrera, Leider Andres 1981 COL0.001-0.4925-12.25 
  Castro, Jairo Antonio 1962 COL0.501-0.0225-0.50 

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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