Individual Calculations January 2009
 De Rosa, Francesco  Total change: 8.10  Rating chartPersonal card
 OP V Settembre al Vomero Napoli ITA 2008-10-02
RcRownchangeKK*chgGame
 2029 1940 2.50 5 0.54 15 8.10 
  Ricci, Giuseppe 1910 ITA1.0010.46156.90 
  La Gatta, Giovanni 2109 ITA0.001-0.2815-4.20 
  Accardo, Francesco 1865 ITA1.0010.40156.00 
  Lombardo, Michele 2011 ITA0.5010.10151.50 
  Garano, Nicola 2251 ITA0.001-0.1415-2.10 

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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