Individual Calculations August 2019
 Bonnafous, Michel  Total change: -2.80  Rating chartPersonal card
 5e Open International du Comite Varois des Echecs - Principal SANARY SUR MER FRA 2019-06-29
RcRownchangeKK*chgGame
 2091 1983 3.50 9 0.21 20 4.20 
  Mazzella, Enzo f2338 FRA0.001-0.1120-2.20 
  Derige Kane, Yan 2157 FRA0.5010.23204.60 
  Llaneza Vega, Patricia wm2140 ESP0.001-0.2920-5.80 
  Jackson, Oliver A f2151 ENG0.001-0.2820-5.60 
  Avanesyan, Davit 1960 FRA0.501-0.0320-0.60 
  Ventoruzzo, Jean-Francois 1872 FRA0.501-0.1520-3.00 
  Oupindrin, Narayanin 2056 FRA1.0010.602012.00 
  Forestier, Flavien 2074 FRA1.0010.622012.40 
  Llapasset, Jean-Louis 2071 FRA0.001-0.3820-7.60 

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)
 
 31eme Open International d'ete de la Ville de Cannes - Open A (plus de 1900) CANNES FRA 2019-07-22
RcRownchangeKK*chgGame
 2113 1979 2.50 8 -0.35 20 -7.00 
  Koziak, Vitali m2379  * UKR0.001-0.0820-1.60 
  Lo Iacono, Sebastien 1923 FRA0.501-0.0820-1.60 
  Berthaut, Alexandre 1932 MNC1.0010.43208.60 
  Labrande, Theodore 2010 FRA1.0010.542010.80 
  Bacrot, Alexandre 2265 FRA0.001-0.1620-3.20 
  Karpatchev, Aleksandr g2379  * RUS0.001-0.0820-1.60 
  Bergougnoux, Axel 2075 FRA0.001-0.3720-7.40 
  Boujida, Yanis 1944 FRA0.001-0.5520-11.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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