Individual Calculations January 2009
 Tirrito, Luca  Total change: -9.45  Rating chartPersonal card
 OP Citta' di Palermo Palermo ITA 2008-10-25
RcRownchangeKK*chgGame
 2050 2068 2.00 5 -0.63 15 -9.45 
  Mazzilli, Piero f2315 ITA0.001-0.1915-2.85 
  Palazzotto, Giuseppe 1883 ITA1.0010.26153.90 
  Livecchi, Dario 2155 ITA0.001-0.3815-5.70 
  Puleo, Diego 1884 ITA1.0010.26153.90 
  Bertino, Giacomo 2014 ITA0.001-0.5815-8.70 

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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