Individual Calculations September 2023
 Bonnafous, Michel  Total change: 10.40  Rating chartPersonal card
 Festival International du Pays d'Aix 2023 - Groupe A AIX EN PROVENCE FRA 2023-08-07
RcRownchangeKK*chgGame
 1874 1872 5.00 9 0.52 20 10.40 
  Carpentier, Jean-Christophe 1915 FRA1.0010.562011.20 
  Busson, Benoit 1829 FRA0.001-0.5620-11.20 
  Alfano, Emilie 1850 FRA1.0010.47209.40 
  Deladerriere, Apollo 1954 FRA1.0010.612012.20 
  Destic, Elena 1902 FRA0.001-0.4620-9.20 
  Hileyan, Michel 1820 FRA0.501-0.0720-1.40 
  Fischer, Thorange 1845 FRA1.0010.46209.20 
  Pinto, Axel 1839 FRA0.501-0.0520-1.00 
  Deladerriere, Calypso 1916 FRA0.001-0.4420-8.80 

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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