Individual Calculations October 2012
 Di Trapani, Davide  Total change: 18.75  Rating chartPersonal card
 FE 16 Cesenatico Cesenatico ITA 2012-09-01
 2115 2077 5.50 9 1.25 15 18.75 
  Friedrich, Norbert f2311 GER0.001-0.2115-3.15 
  Rossi, Carlo 1859 ITA1.0010.22153.30 
  Schaberg, Wolfgang 1852 ITA1.0010.22153.30 
  Naumkin, Igor g2473 RUS0.001-0.0815-1.20 
  Bonassi, Tommaso 1930 ITA1.0010.30154.50 
  Vincenzi, Andrea 1953 ITA1.0010.33154.95 
  De Santis, Alessio f2325 ITA0.5010.31154.65 
  Valsecchi, Alessio m2427 ITA0.001-0.1115-1.65 
  Vocaturo, Riccardo 1906 ITA1.0010.27154.05 

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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