Individual Calculations September 2012
 Petit, Michel  Total change: -8.40  Rating chartPersonal card
 20ème open international de Saint-Affrique SAINT AFFRIQUE FRA 2012-07-21
RcRownchangeKK*chgGame
 1566 1365 1.50 8 -0.56 15 -8.40 
  Hirschmann, Georges 1765  * FRA0.001-0.0815-1.20 
  Carroit, Mathieu 1589 FRA0.001-0.2215-3.30 
  Navarro, Julie 1523 FRA0.5010.21153.15 
  Ragon, Philippe 1464 FRA0.001-0.3615-5.40 
  Fosse, Jean-Claude 1412 FRA0.001-0.4315-6.45 
  Darpoux, Danielle 1526 FRA0.001-0.2915-4.35 
  Bonot, Bernard 1520 FRA1.0010.711510.65 
  Blanchon, Pascal 1727 FRA0.001-0.1015-1.50 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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