Individual Calculations January 2009
 Lai, Luca  Total change: -29.50  Rating chartPersonal card
 WE Coppa Sinnai Sinnai ITA 2008-11-22
RcRownchangeKK*chgGame
 1723 1909 1.00 3 -1.18 25 -29.50 
  Di Pinto, Vincenzo 1573 ITA1.0010.12253.00 
  Altea, Giovanni 1812 ITA0.001-0.6325-15.75 
  Pais, Mario 1784 ITA0.001-0.6725-16.75 

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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