Individual Calculations July 2009
 Marks, Andy  Total change: 24.60  Rating chartPersonal card
 IDF1 - R6 IDF FRA 2009-03-15
RcRownchangeKK*chgGame
 1694 1810 1.00 1 0.34 15 5.10 
  Atamian, Claude 1694 FRA1.0010.34155.10 

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)
 
 1st Chess Open Tour de Juvisy Juvisy sur Orge FRA 2009-04-10
RcRownchangeKK*chgGame
 1883 1842 4.00 6 1.30 15 19.50 
  Talbi, Boumedienne 2111 FRA0.5010.33154.95 
  Rasinaru, Alina Laura 2009 ROU0.001-0.2815-4.20 
  Tardi, Oscar 1711 FRA0.501-0.1815-2.70 
  Basset, Come 1644 FRA1.0010.24153.60 
  Faveau, Lionel 1930 FRA1.0010.62159.30 
  Stojanovic, Vojislav 1895 FRA1.0010.57158.55 

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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