Individual Calculations July 2012
 Kurylski, Leonardo Tavares  Total change: 1.65  Rating chartPersonal card
 34. Taca de Portugal several POR 2011-12-03
 1764 1717 1.00 2 0.11 15 1.65 
  Rato, Ana Margarida Portugal Do 1591 POR1.0010.33154.95 
  Martins, Manuel 1936 POR0.001-0.2215-3.30 

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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