Individual Calculations December 2015
 Ducrest, Michel  Total change: -2.40  Rating chartPersonal card
 6. Grand-Prix de Monthey Monthey SUI 2015-10-31
RcRownchangeKK*chgGame
 1859 1889 1.50 3 -0.12 20 -2.40 
  Carron, Jean-Marie 1717 SUI0.501-0.2320-4.60 
  Machoud, Pascal 1832 SUI0.501-0.0820-1.60 
  Delacroix, Jean-Daniel 2028 SUI0.5010.19203.80 

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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