Individual Calculations July 2019
 Bussacchini, Michel  Total change: 3.40  Rating chartPersonal card
 3e Open International d'Echecs de la Cote Basque Bayonne BAYONNE FRA 2019-05-30
RcRownchangeKK*chgGame
 1828 1875 4.00 7 0.17 20 3.40 
  Roselle, Tristan 2144 FRA0.001-0.1720-3.40 
  Ebrard-Dulac, Leopold 1580 FRA0.501-0.3520-7.00 
  Brunet, Max 1475  * FRA1.0010.08201.60 
  Baches, Frederic 1710 FRA1.0010.28205.60 
  Safranska, Anda wg2188 FRA0.5010.36207.20 
  Bernhard, Jacques 1475  * FRA1.0010.08201.60 
  Carrascoso Morales, Abel f2225  * ESP0.001-0.1120-2.20 
 * 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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