Individual Calculations March 2012
 Petragnani, Alessandro  Total change: 38.70  Rating chartPersonal card
 OP Scacchi ad Arco Arco di Trento ITA 2011-12-26
RcRownchangeKK*chgGame
 1899 1924 5.00 7 1.29 30 38.70 
  Vinciguerra, Riccardo 1589 ITA0.501-0.3830-11.40 
  Schingaro, Angelo 1727 ITA1.0010.25307.50 
  Trauth, Michael, Dr. 2180 GER0.5010.31309.30 
  Horn, Peter 2159 GER0.001-0.2130-6.30 
  Sinner, Armin 1783 ITA1.0010.31309.30 
  Bisaro, Andrea 1756 ITA1.0010.28308.40 
  Giancotti, Eraldo 2097 ITA1.0010.733021.90 

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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