Individual Calculations January 2013
 Locatelli, Claude  Total change: 1.35  Rating chartPersonal card
 Open du rail 2012 - A (-1600) BORDEAUX FRA 2012-12-22
RcRownchangeKK*chgGame
 1355 1509 1.50 2 0.09 15 1.35 
  Jourdain, Eric 1351 FRA1.0010.29154.35 
  Gac, Riwal 1359 FRA0.501-0.2015-3.00 

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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