Individual Calculations January 2010
 Naudion, Gregoire  Total change: 4.50  Rating chartPersonal card
 3e Open International de Chamalieres Chamalieres FRA 2009-10-24
RcRownchangeKK*chgGame
 1934 1957 4.50 8 0.31 15 4.65 
  Barberis, Bernard 1557  * FRA1.0010.08151.20 
  Rouler, Charly f2302 FRA0.001-0.1115-1.65 
  Conchon, Jean-Paul 1750 FRA1.0010.23153.45 
  Rey, Richard 1790 FRA0.501-0.2215-3.30 
  Saunders, Mark 1849 ENG1.0010.35155.25 
  Marie, Adrien 2074 FRA0.5010.16152.40 
  Thet, Sylvain 2021 FRA0.5010.09151.35 
  Blanc, Sebastien 2131 FRA0.001-0.2715-4.05 
 * 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
 2150 1966 0.00 1 -0.26 15 -3.90 
  Lorand, Philippe 2150 FRA0.001-0.2615-3.90 

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
 1772 1966 1.00 1 0.25 15 3.75 
  El Fakkak, Radouan 1772 FRA1.0010.25153.75 

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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