Individual Calculations October 2008
 Roux, Pierre-Yves  Total change: -13.75  Rating chartPersonal card
 11eme Open des Vins du Médoc Naujac sur Mer FRA 2008-06-22
RcRownchangeKK*chgGame
 1881 1662 0.50 4 -0.55 25 -13.75 
  Koetzsch, Ulrich 2012 GER0.001-0.1125-2.75 
  Bonn, Thomas 2012 FRA0.001-0.1125-2.75 
  Merlet, Francois 1510 FRA0.501-0.2025-5.00 
  Lepot, Simon 1988 FRA0.001-0.1325-3.25 

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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