Individual Calculations April 2009
 Velitchko, Kirill  Total change: 24.00  Rating chartPersonal card
 BC Chess Master Bois Colombes FRA 2008-12-26
RcRownchangeKK*chgGame
 1866 1861 4.50 7 0.96 25 24.00 
  Van Dongen, Patrick f2211 FRA0.001-0.1125-2.75 
  Cambus, Patrick 1728 FRA0.001-0.6825-17.00 
  Zaky, Tamir 1889 FRA0.5010.04251.00 
  Granjard, Karine 1668 FRA1.0010.25256.25 
  Delbarre, Alexandre 1745 FRA1.0010.34258.50 
  Feldis, Pierre-Yves 1777 FRA1.0010.38259.50 
  Larcheveque, Francois 2047 FRA1.0010.742518.50 

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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