Individual Calculations January 2010
 Dufour, Jacques  Total change: 10.80  Rating chartPersonal card
 8e open international de Menton Menton FRA 2009-10-25
RcRownchangeKK*chgGame
 2014 1815 4.00 8 1.86 15 27.90 
  Brih, Said 2215  * FRA0.001-0.0815-1.20 
  Charondiere, Guy 1651 FRA1.0010.28154.20 
  Hoffmann, Roger 1998 LUX1.0010.741511.10 
  Dubois, Martine wm2000 FRA0.001-0.2615-3.90 
  Soyer, Jean-Yves 2067 FRA1.0010.811512.15 
  Choisy, Mathilde wf2134 FRA0.001-0.1315-1.95 
  Cayla, Jonathan 1928 FRA1.0010.65159.75 
  Wuerdinger, Alexander 2117 GER0.001-0.1515-2.25 
 * 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)
 
 Nationale 4 - R3 Various FRA 2009-11-22
RcRownchangeKK*chgGame
 1753 1810 0.00 1 -0.58 15 -8.70 
  Schippers, Egberd 1753 FRA0.001-0.5815-8.70 

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)
 
 Nationale 4 - R4 Various FRA 2009-12-13
RcRownchangeKK*chgGame
 1766 1810 0.00 1 -0.56 15 -8.40 
  Richard, Joel 1766 FRA0.001-0.5615-8.40 

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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