Individual Calculations August 2015
 Laureles, Raymundo  Total change: -36.40  Rating chartPersonal card
 South African Open Chess Championships 2015 Cape Town RSA 2015-07-03
 1592 1575 1.50 5 -0.91 40 -36.40 
  Van Wyngaard, Liam 1505 RSA0.001-0.6040-24.00 
  Esau, Omar 1719 RSA0.001-0.3140-12.40 
  Modi, Sonia wc1570 RSA1.0010.494019.60 
  Willenberg, Roland C. 1816 RSA0.001-0.2040-8.00 
  Van Der Walt, Alida Berandina wc1348 RSA0.501-0.2940-11.60 

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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