Individual Calculations January 2011
 Castillo, Juan  Total change: -11.25  Rating chartPersonal card
 OP 11. I like Elo Roma ITA 2010-11-03
RcRownchangeKK*chgGame
 1895 1844 1.00 4 -0.75 15 -11.25 
  Palermo, Stefano 2099 ITA0.001-0.1915-2.85 
  Giraldi, Alberto 1622 ITA1.0010.22153.30 
  Giorni, Moreno 2051 ITA0.001-0.2315-3.45 
  Vannelli, Vittorio 1807 ITA0.001-0.5515-8.25 

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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