Individual Calculations January 2009
 Iachella, Giorgio  Total change: 0.00  Rating chartPersonal card
 OP Santa Cecilia - B Genazzano ITA 2008-11-21
RcRownchangeRpKK*chgGame
 1723 0 2.00 2 0.00 1748   0.00 
  Mancino, Roberta 1737 ITA1.0010.00 0.00 
  Andreassi, Luca 1709 ITA1.0010.00 0.00 

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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