Individual Calculations September 2011
 Laigneau, Frederic  Total change: -14.40  Rating chartPersonal card
 18ème Open Côte d'Argent NAUJAC SUR MER FRA 2011-07-13
RcRownchangeKK*chgGame
 1890 1726 0.00 3 -0.96 15 -14.40 
  Wojtkowski, Frederic 1945 FRA0.001-0.2215-3.30 
  Ypma, Peter 2106 NED0.001-0.0915-1.35 
  Michels, Kim 1618 GER0.001-0.6515-9.75 

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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