Individual Calculations September 2009
 Manca, Giovanni  Total change: -24.25  Rating chartPersonal card
 FE 10. Ozieri Ozieri ITA 2009-07-30
RcRownchangeKK*chgGame
 1728 1720 0.50 3 -0.97 25 -24.25 
  Castagna, Riccardo 1546 ITA0.501-0.2325-5.75 
  Troiani, Carlo 1740 ITA0.001-0.4725-11.75 
  Goffi, Cesare 1897 ITA0.001-0.2725-6.75 

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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