Individual Calculations October 2013
 Ballestra, Giovanni  Total change: 9.30  Rating chartPersonal card
 FE 55 Imperia - B Imperia ITA 2013-09-01
RcRownchangeKK*chgGame
 1747 1795 4.00 6 0.62 15 9.30 
  Pistone, Salvatore 1622 ITA1.0010.27154.05 
  Pirrello, Christian 1630 ITA1.0010.28154.20 
  Salerno, Luciano 1613 ITA0.501-0.2415-3.60 
  Rossi Cassani, Gianni 1763 ITA0.501-0.0415-0.60 
  Mazzetta, Renato 1932 ITA1.0010.681510.20 
  Bonino, Matteo 1924 ITA0.001-0.3315-4.95 

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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