Individual Calculations January 2010
 Delaruelle, Christian  Total change: 3.30  Rating chartPersonal card
 Nationale 3 - R4 Various FRA 2009-11-22
RcRownchangeKK*chgGame
 2048 1885 0.50 1 0.22 15 3.30 
  Vadot, Christian 2048 FRA0.5010.22153.30 

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 3 - R5 Various FRA 2009-12-13
RcRownchangeKK*chgGame
 2185 1885 0.00 1 -0.15 15 -2.25 
  Drauart, Jean-Claude 2185 FRA0.001-0.1515-2.25 

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)
 
 Open International d'échecs de Rouen Rouen FRA 2009-12-19
RcRownchangeKK*chgGame
 2097 1885 1.50 5 0.15 15 2.25 
  Blondel, Jean-Michel 1586 FRA1.0010.15152.25 
  Reinert, Stephane 2096 FRA0.5010.27154.05 
  Tirard, Hugo m2285  * FRA0.001-0.0815-1.20 
  Libiszewski, Fabien g2285  * FRA0.001-0.0815-1.20 
  Medghoul, Sherif 2232 FRA0.001-0.1115-1.65 
 * 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)
 

 

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