Individual Calculations August 2021
 Amiard, Jean-Claude  Total change: -23.20  Rating chartPersonal card
 35eme Open International d'echecs d'Avoine AVOINE FRA 2021-07-17
RcRownchangeKK*chgGame
 1616 1651 2.50 7 -1.16 20 -23.20 
  Davy, Bruno 1811 FRA0.001-0.2920-5.80 
  Havard, Alain 1426 FRA1.0010.22204.40 
  Lombart, Philippe 1815 BEL0.001-0.2820-5.60 
  Martin, Axel 1891 FRA0.5010.30206.00 
  Guillo, Nicolas 1785 FRA0.001-0.3220-6.40 
  Fraile, Lucas 1271 FRA1.0010.09201.80 
  Brun, Emilie 1310 FRA0.001-0.8820-17.60 

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)
 

 

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