Individual Calculations January 2009
 Le Perf, Henri  Total change: -41.75  Rating chartPersonal card
 7e open international de Menton Menton FRA 2008-10-26
RcRownchangeKK*chgGame
 1761 1775 1.00 5 -1.67 25 -41.75 
  Van Hoolandt, Patrick f2125 MNC0.001-0.1125-2.75 
  Zacchi, Damien 1614 FRA0.001-0.7125-17.75 
  Joguet, Patrick 1767 FRA0.001-0.5125-12.75 
  Leray, Jean-Claude 1675 FRA0.001-0.6425-16.00 
  Birot, Andre 1623 FRA1.0010.30257.50 

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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