Individual Calculations May 2017
 Castelfranchi, Carlo  Total change: -10.60  Rating chartPersonal card
 OP 24 Infrasettimanale SSL Roma ITA 2017-03-01
RcRownchangeKK*chgGame
 1941 2014 3.50 7 -0.53 20 -10.60 
  Renzi, Alessio 1654 ITA0.501-0.4020-8.00 
  Mammoliti, Francesco 1664 ITA1.0010.11202.20 
  Turriziani Colonna, Giovanni 2025 ITA1.0010.522010.40 
  Scacco, Mauro 2070 ITA0.5010.08201.60 
  Marino, Giovanni 1938 ITA0.501-0.1020-2.00 
  Gromovs, Sergejs f2228 ITA0.001-0.2320-4.60 
  Tommasi, Renzo 2005 ITA0.001-0.5120-10.20 

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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