Individual Calculations July 2010
 Peru, Mario  Total change: -5.25  Rating chartPersonal card
 CR Sardegna Sardara ITA 2010-04-17
RcRownchangeKK*chgGame
 1823 1659 1.50 6 -0.21 25 -5.25 
  Deruda, Leonardo 1876 ITA0.001-0.2225-5.50 
  Maldarelli, Lorenzo 1800 ITA0.001-0.3125-7.75 
  Palmieri, Roberto 1868 ITA0.5010.27256.75 
  Erriu, Giampiero 1777 ITA0.001-0.3425-8.50 
  Setzu, Francesco 1760 ITA1.0010.642516.00 
  Palmas, Alessandro 1855 ITA0.001-0.2525-6.25 

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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