Individual Calculations May 2019
 Bonaposta, Fabrizio  Total change: 21.40  Rating chartPersonal card
 OP 21 Settimanale ASR - A Roma ITA 2019-03-07
RcRownchangeKK*chgGame
 1935 2049 5.50 7 1.07 20 21.40 
  Caperna, Francesco 1649  * ITA1.0010.08201.60 
  Agostini, Maurizio 1789 ITA1.0010.18203.60 
  Rocchi, Federico 1881 ITA1.0010.28205.60 
  Gromovs, Sergejs f2205 ITA0.5010.21204.20 
  Giorni, Moreno 1957 ITA0.501-0.1320-2.60 
  Gardon, Ermanno 2116 ITA1.0010.592011.80 
  Marino, Giovanni 1948 ITA0.501-0.1420-2.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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