Individual Calculations July 2009
 Darre, Alain  Total change: -35.40  Rating chartPersonal card
 N4 - R6 Various FRA 2009-03-14
RcRownchangeKK*chgGame
 1661 1809 0.00 1 -0.70 15 -10.50 
  Bonas, Jean-Marie 1661 FRA0.001-0.7015-10.50 

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)
 
 2e Open d'echecs de la Choisille en Touraine - A Membrole de la Choisille FRA 2009-04-11
RcRownchangeKK*chgGame
 1791 1820 0.50 4 -1.66 15 -24.90 
  Egreteau, Eric 2031 FRA0.001-0.2315-3.45 
  Dupre-Depril, Tom 1652 FRA0.501-0.2215-3.30 
  Chin, David 1843 FRA0.001-0.4715-7.05 
  Bonas, Jean-Marie 1638 FRA0.001-0.7415-11.10 

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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