Individual Calculations January 2009
 Haviari, Georges  Total change: -36.00  Rating chartPersonal card
 IDF 1 -R1-2 IDF FRA 2008-10-19
RcRownchangeKK*chgGame
 2059 1876 0.00 2 -0.52 25 -13.00 
  Groz, Jacky 2112 FRA0.001-0.2025-5.00 
  Casale, Marc 2006 FRA0.001-0.3225-8.00 

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)
 
 7ème Open FIDE d'Evry Evry FRA 2008-11-07
RcRownchangeKK*chgGame
 1913 1876 0.00 2 -0.92 25 -23.00 
  Roumegous, Etienne 2124 FRA0.001-0.1925-4.75 
  Vidal, Olivier-Pierre 1701 FRA0.001-0.7325-18.25 

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)
 

 

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