Individual Calculations November 2014
 Romero, Samuel  Total change: -15.60  Rating chartPersonal card
 Festival Centroamericano y del Caribe U-12 Abs Palmira COL 2014-10-03
 1883 1619 0.00 2 -0.39 40 -15.60 
  Soto, Miguel Angel 1991 COL0.001-0.1040-4.00 
  Perez Velasco, Juan Esteban 1775 COL0.001-0.2940-11.60 

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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