Individual Calculations September 2013
 Serafini, Gino  Total change: -20.25  Rating chartPersonal card
 Campionati d'Italia 2013 - B Civitanova Marche ITA 2013-07-20
RcRownchangeKK*chgGame
 1731 1834 2.50 6 -1.35 15 -20.25 
  Rametta, Marcello 1771 ITA0.501-0.0915-1.35 
  Mircoli, Filippo 1709 ITA0.001-0.6715-10.05 
  Maddaloni, Giovanni 1711 ITA0.501-0.1715-2.55 
  Catalano, Luigi 1677 ITA1.0010.29154.35 
  Piergentili, Roberto 1762 ITA0.501-0.1015-1.50 
  Merlotti, Marco 1757 ITA0.001-0.6115-9.15 

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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