Individual Calculations May 2014
 Costa, Edvaldo Da Cruz  Total change: -10.05  Rating chartPersonal card
 13e Open international de Malakoff MALAKOFF FRA 2014-04-12
RcRownchangeKK*chgGame
 1608 1621 3.50 8 -0.67 15 -10.05 
  Le Tanneur, Marie 1486 FRA0.001-0.6815-10.20 
  Luond, Patrice 1480 FRA1.0010.31154.65 
  Blond Hanten, Elsa 1445 LUX1.0010.27154.05 
  Mazaltob, Gerald 1533 FRA1.0010.38155.70 
  Conq, Alain 1863 FRA0.001-0.2015-3.00 
  Kyrkjebo, Marte B. 1744 NOR0.001-0.3315-4.95 
  Lorenzo, Alfredo 1789 ESP0.001-0.2815-4.20 
  Durandal, Jean 1520 FRA0.501-0.1415-2.10 

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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