Individual Calculations July 2009
 Levier, Jean-Francois  Total change: -1.65  Rating chartPersonal card
 8e Open International d'Echecs de Malakoff Malakoff FRA 2009-04-11
RcRownchangeKK*chgGame
 1726 1661 2.00 5 -0.11 15 -1.65 
  Borowski, Jacques 1443 FRA1.0010.22153.30 
  Ricoul, Christian 1962 FRA0.001-0.1515-2.25 
  Pommier, Eugene 1558 FRA1.0010.36155.40 
  Costa, Jean-Yves 1869 FRA0.001-0.2315-3.45 
  Amram, Roger 1799 FRA0.001-0.3115-4.65 

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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