Individual Calculations March 2012
 Haast, Koen  Total change: -21.30  Rating chartPersonal card
 Open International d'Echecs de Béthune - A (>=1900) BETHUNE FRA 2011-12-26
RcRownchangeKK*chgGame
 2045 2016 3.50 9 -0.71 30 -21.30 
  Aglave, Arnaud 2100 BEL0.001-0.3830-11.40 
  Goossens, Roel 2083 BEL0.001-0.4130-12.30 
  Song, Julien f2317 FRA0.001-0.1530-4.50 
  Aubert, Bernard 1931 BEL0.501-0.1230-3.60 
  Van Den Ouden, Lendert 2021 NED0.001-0.4930-14.70 
  Degand, Alain 1910 FRA1.0010.363010.80 
  Pataki, Zemplen 1935 LUX0.501-0.1130-3.30 
  Bernini, Fabrice 1928 FRA1.0010.383011.40 
  Vandersmissen, Mathieu 2178 BEL0.5010.21306.30 

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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