Individual Calculations July 2009
 Castelfranchi, Carlo  Total change: 11.40  Rating chartPersonal card
 OP 3. I like elo Roma ITA 2009-03-11
 2042 2081 4.00 6 0.76 15 11.40 
  Ruotolo, Claudio 1757 ITA1.0010.13151.95 
  Urzi, Silvio 1818 ITA1.0010.18152.70 
  Quimi, Marco 2245 PER0.5010.22153.30 
  Bonaposta, Fabrizio 2044 ITA0.501-0.0515-0.75 
  Antonelli, Mauro 2075 ITA1.0010.49157.35 
  Napoli, Nicolo` f2313 ITA0.001-0.2115-3.15 

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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