Individual Calculations September 2009
 Duff, Rufus  Total change: 81.90  Rating chartPersonal card
 17e open international de Saint-Affrique Saint Affrique FRA 2009-07-18
RcRownchangeKK*chgGame
 1891 1590 3.50 8 2.24 15 33.60 
  Marcille, Florian 1990  * FRA0.5010.42156.30 
  Crut, Aurelien f1990  * FRA0.001-0.0815-1.20 
  Teyssier, Jean-Paul 1731 FRA1.0010.691510.35 
  Jamme, Jean-Pierre 1974 FRA0.001-0.0915-1.35 
  Cazottes, Guillaume 1888 FRA0.5010.35155.25 
  Mathieu, Paul 1838 FRA1.0010.811512.15 
  Joli, Laurent 1898 FRA0.001-0.1415-2.10 
  Rinie, Jean-Jacques 1815 FRA0.5010.28154.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Championnat de France - Open C Nimes FRA 2009-08-11
RcRownchangeKK*chgGame
 1719 1590 6.50 10 3.22 15 48.30 
  Lagarde, Benjamin 1725 FRA1.0010.681510.20 
  Cavanihac, Claude 1718 FRA1.0010.671510.05 
  Metral, Jean 1727 FRA1.0010.681510.20 
  Gagnepain, Laurent 1726 FRA0.001-0.3215-4.80 
  Barta, Ismael 1733 FRA0.001-0.3115-4.65 
  Rocland, Christophe 1706 FRA0.5010.16152.40 
  Ginovart, Axel 1709 FRA0.001-0.3415-5.10 
  Boissezon, Michel 1724 FRA1.0010.681510.20 
  Landes, Rene 1685 FRA1.0010.63159.45 
  Salgues, Michel 1733 FRA1.0010.691510.35 

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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