Individual Calculations May 2013
 Bertrand, Stephane  Total change: -9.90  Rating chartPersonal card
 Team 2013 - Nord Pas de Calais - Part 3 NORD FRA 2013-03-09
RcRownchangeKK*chgGame
 1852 1789 0.50 2 -0.33 30 -9.90 
  Przybylek, Guillaume 1833 FRA0.5010.06301.80 
  Chokouhian, Ahmad 1870 BEL0.001-0.3930-11.70 

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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