Individual Calculations September 2019
 Vaillant, Stephane  Total change: 19.80  Rating chartPersonal card
 16e Open international de Plancoet PLANCOET FRA 2019-07-28
RcRownchangeKK*chgGame
 1874 1828 5.00 9 0.99 20 19.80 
  Gallet, Gilles 1691 FRA0.501-0.1820-3.60 
  Le Devehat, Francois 1498 FRA1.0010.12202.40 
  Mariette, Lucas 2228  * FRA0.001-0.0820-1.60 
  Schmitt, Bastien 1716 FRA0.501-0.1520-3.00 
  Le Montagner, Yoann 1991 FRA0.5010.22204.40 
  Le Bris, Yann 1984 FRA0.5010.21204.20 
  Le Duigou, Goulven 1750 FRA1.0010.39207.80 
  Rotman, Nicolas 2054 FRA0.5010.29205.80 
  Chenevat, Ruben 1953 FRA0.5010.17203.40 
 * 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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