Individual Calculations July 2013
 Spina, Simonpietro  Total change: -12.60  Rating chartPersonal card
 CR 26 Sicilia Zafferana Etnea ITA 2013-05-30
RcRownchangeKK*chgGame
 1772 1750 1.00 4 -0.84 15 -12.60 
  Cannella, Carlo 1933 ITA0.001-0.2615-3.90 
  Cusmano, Antonello 1473 ITA1.0010.17152.55 
  Favaloro, Andrea 1822 ITA0.001-0.4015-6.00 
  Santagati, Mario 1858 ITA0.001-0.3515-5.25 

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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