Individual Calculations July 2010
 Parrella, Alfredo  Total change: -19.05  Rating chartPersonal card
 OP 2 Torre di Bisaccia Bisaccia ITA 2010-05-29
RcRownchangeKK*chgGame
 2101 2046 0.50 4 -1.27 15 -19.05 
  Kizov, Atanas m2394 MKD0.001-0.1115-1.65 
  Carnicelli, Valerio 1821 ITA0.501-0.2815-4.20 
  Fiore, Mario f2223 ITA0.001-0.2715-4.05 
  Franciosi, Fausto 1967 ITA0.001-0.6115-9.15 

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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