Individual Calculations July 2009
 Antonelli, Mauro  Total change: 21.50  Rating chartPersonal card
 OP 3. I like elo Roma ITA 2009-03-11
 1987 2075 4.50 6 0.86 25 21.50 
  Iacoacci, Giancarlo 1745 ITA1.0010.12253.00 
  Vertechi, Pietro 1882 ITA1.0010.25256.25 
  Napoli, Nicolo` f2313 ITA0.5010.30257.50 
  Maggi, Luigi 1864 ITA1.0010.23255.75 
  Castelfranchi, Carlo 2081 ITA0.001-0.4925-12.25 
  Maggi, Fabrizio 2039 ITA1.0010.452511.25 

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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