Individual Calculations June 2021
 D Antonio, Neri  Total change: 6.60  Rating chartPersonal card
 WE 20 Lazio Scacchi - A Roma ITA 2021-04-30
RcRownchangeKK*chgGame
 1953 2247 4.50 5 0.33 20 6.60 
  Colucci, Stefano 1847  * ITA1.0010.08201.60 
  Zotti, Enrico 1847  * ITA1.0010.08201.60 
  Moretti, Filippo 1973 ITA1.0010.17203.40 
  Ulrich, Thomas 2132 SWE1.0010.34206.80 
  Castelfranchi, Carlo 1964 ITA0.501-0.3420-6.80 
 * 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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