Individual Calculations October 2018
 Poirier, Luc  Total change: -13.20  Rating chartPersonal card
 14eme Festival International de Dieppe - Open des Rois - plus de 50 ans DIEPPE FRA 2018-08-25
RcRownchangeKK*chgGame
 1484 1594 4.50 8 -0.66 20 -13.20 
  Vaillant, Stephane 1899 FRA0.001-0.1420-2.80 
  Cens, Alain 1383 FRA0.001-0.7720-15.40 
  Joyeux, Gerard 1444 FRA1.0010.30206.00 
  Sazarin, Philippe 1263 FRA1.0010.12202.40 
  Vandurme, Philippe 1489 BEL0.001-0.6420-12.80 
  Van Der Voorde, Sonja 1410 BEL0.501-0.2420-4.80 
  Demany, Didier 1516 FRA1.0010.39207.80 
  Zinoun, Said 1464 FRA1.0010.32206.40 

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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