Individual Calculations May 2010
 Kieffer, Jean-Claude  Total change: 7.50  Rating chartPersonal card
 Criterium R6-7 IDF FRA 2010-03-10
RcRownchangeKK*chgGame
 1918 1903 0.50 1 0.02 15 0.30 
  Marcel, Jean-Francois 1918 FRA0.5010.02150.30 

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 4 - R6 Various FRA 2010-03-14
RcRownchangeKK*chgGame
 1889 1903 1.00 1 0.48 15 7.20 
  Mazhari, Mohammad 1889 FRA1.0010.48157.20 

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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