Individual Calculations April 2009
 Ribon, Andrea  Total change: 5.75  Rating chartPersonal card
 WE Noale Noale ITA 2009-02-13
RcRownchangeKK*chgGame
 2088 1970 2.00 5 0.23 25 5.75 
  Xia, Jie 2239 ITA0.5010.33258.25 
  Quaranta, Cristiano 2124 ITA0.001-0.2925-7.25 
  Aldrovandi, Costantino m2239 ITA0.001-0.1725-4.25 
  Bozzao, Francesco 1910 ITA1.0010.422510.50 
  Boscolo, Federico 1927 ITA0.501-0.0625-1.50 

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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