Individual Calculations May 2010
 Perez, Alexandre  Total change: -18.15  Rating chartPersonal card
 Open A de Maubuee Gondoire Echecs Bussy Saint Georges FRA 2010-02-25
RcRownchangeKK*chgGame
 2041 1917 0.50 5 -1.21 15 -18.15 
  Amarger, Vincent 2050 FRA0.5010.18152.70 
  Badii, Madjid f2222 FRA0.001-0.1415-2.10 
  Le Pape, Valery 2003 FRA0.001-0.3815-5.70 
  Lemoine, Thomas 1998 FRA0.001-0.3915-5.85 
  Bournique, Bruno 1934 FRA0.001-0.4815-7.20 

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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