Individual Calculations July 2009
 Keraval Roignant, Claude  Total change: 10.35  Rating chartPersonal card
 8e Open International d'Echecs de Malakoff Malakoff FRA 2009-04-11
RcRownchangeKK*chgGame
 1789 1621 3.00 8 0.69 15 10.35 
  Boyer, Jean-Francois 1807 FRA0.5010.24153.60 
  Falgayrettes, Philippe 1903 FRA0.001-0.1615-2.40 
  Jean, Robert 1842 FRA0.5010.28154.20 
  Salgues, Michel 1720 FRA0.001-0.3615-5.40 
  Peignien, Laurent 1524 FRA1.0010.37155.55 
  Durand, Victor 1856 FRA0.001-0.2115-3.15 
  Marceau, Amaury 1835 FRA0.5010.27154.05 
  Truong, Hubert 1824 FRA0.5010.26153.90 

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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