Individual Calculations September 2009
 Lorenzo, Alfredo  Total change: 9.15  Rating chartPersonal card
 Championnat International de Paris - A Paris FRA 2009-07-04
RcRownchangeKK*chgGame
 2009 1874 3.50 9 0.61 15 9.15 
  Jactel, Nicolas 2052 FRA0.001-0.2715-4.05 
  Debehaigne, Benoit 1961 FRA0.001-0.3815-5.70 
  Le Roux, Patrice 1986 FRA1.0010.65159.75 
  Aron-Samuel, Emmanuel 1965 FRA1.0010.62159.30 
  Mapelle, Jacques 2003 MNC0.5010.17152.55 
  Kramo, Sosthene 2016 FRA1.0010.691510.35 
  Thellier, Francis 2081 FRA0.001-0.2315-3.45 
  Vallobra, Pierre 2050 FRA0.001-0.2715-4.05 
  Sotelo, Renzo 1971 FRA0.001-0.3715-5.55 

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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