Individual Calculations August 2015
 Piron, Jean-Marie  Total change: 20.80  Rating chartPersonal card
 30eme Open International d'Echecs d'Avoine AVOINE FRA 2015-07-18
RcRownchangeKK*chgGame
 1864 1725 4.00 9 1.04 20 20.80 
  Neau, Julien 1879 FRA0.001-0.2920-5.80 
  Gac, Riwal 1468 FRA1.0010.18203.60 
  Lombart, Philippe 1995 BEL0.5010.33206.60 
  Estadieu, Romeo 1940 FRA0.5010.27205.40 
  Francois, Adrien 1932 FRA0.001-0.2320-4.60 
  Navrotescu, Vlad-Andrei 1617 FRA1.0010.35207.00 
  Dupont, Arthur 1949 FRA1.0010.782015.60 
  Boitel, Leo 1992 FRA0.001-0.1820-3.60 
  Primel, Dominique 2000 FRA0.001-0.1720-3.40 

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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