Individual Calculations July 2013
 Gorini, Michele  Total change: -8.10  Rating chartPersonal card
 Trofeo Wasken Boys - B Lodi ITA 2013-06-14
RcRownchangeKK*chgGame
 1489 1402 0.50 2 -0.27 30 -8.10 
  Rizzi, Pietro 1582 ITA0.001-0.2630-7.80 
  Frignani, Alessandro 1396 ITA0.501-0.0130-0.30 

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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