Individual Calculations September 2011
 Busson, Didier  Total change: -0.75  Rating chartPersonal card
 9e OPEN d'été de St Lo SAINT LO FRA 2011-07-07
RcRownchangeKK*chgGame
 1832 1786 3.50 8 -0.05 15 -0.75 
  Georgescu, Gabriel-Ioan f2040 ROU0.001-0.1915-2.85 
  Letourneur, Michel 1605 FRA0.501-0.2415-3.60 
  Aggoune, Liza 1872 FRA0.5010.12151.80 
  Jamar, Marc 1572 BEL1.0010.23153.45 
  Benard, Anne-Laurie 1952 FRA0.5010.22153.30 
  Huisman, Hugues 2019 FRA0.001-0.2115-3.15 
  Kerbaol, Jacques 1621 FRA1.0010.28154.20 
  Letort, Samuel 1971 FRA0.001-0.2615-3.90 

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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