Individual Calculations September 2018
 Piva, Giorgio  Total change: -3.20  Rating chartPersonal card
 FE 39 ScaccoBratto Bratto ITA 2018-08-18
RcRownchangeKK*chgGame
 2123 2133 4.50 9 -0.16 20 -3.20 
  Genov, Petar g2431 FID0.001-0.1520-3.00 
  Pirrello, Christian 1969 ITA0.501-0.2220-4.40 
  Sanchez Urpi, Oriol 2031 ESP0.001-0.6420-12.80 
  Graziani, Sergio 1958 ITA1.0010.27205.40 
  Cugini, Verter 2058 ITA1.0010.40208.00 
  Ranieri, Fabrizio f2219 ITA0.001-0.3820-7.60 
  Sbarra, Marco f2188 ITA0.5010.08201.60 
  Nordio, Giorgio 2002 ITA1.0010.32206.40 
  Dukaczewski, Piotr m2254 POL0.5010.16203.20 

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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