Individual Calculations April 2009
 Yvon, Eric  Total change: -36.25  Rating chartPersonal card
 22e Open du Mans Le Mans FRA 2008-12-26
RcRownchangeKK*chgGame
 1877 1851 1.50 6 -1.25 25 -31.25 
  Batteux, Mickael 2009 FRA0.001-0.2925-7.25 
  Soubrier, Aude 1992 FRA0.001-0.3125-7.75 
  Brunstein, Sandrine 2003 FRA1.0010.702517.50 
  Mahe, Romain 2028 FRA0.001-0.2725-6.75 
  Moleins, Adrien 1563 FRA0.001-0.8425-21.00 
  Boudeau, Julien 1669 FRA0.501-0.2425-6.00 

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)
 
 Basse Normandie 1 - R4-5 BNO FRA 2009-01-18
RcRownchangeKK*chgGame
 1714 1867 0.50 1 -0.20 25 -5.00 
  De Gregorio, Kevin 1714 FRA0.501-0.2025-5.00 

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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