Individual Calculations August 2021
 Roma, Roberto  Total change: 0.00  Rating chartPersonal card
 WE 22 Lazio Scacchi - A Roma ITA 2021-07-09
RcRownchangeKK*chgGame
 1773 1547 1.00 4 0.00 40 0.00 
  Pastore, Cosmas 1893 ITA0.001-0.1140-4.40 
  Cuppone, Damiano 1947  * ITA0.001-0.0840-3.20 
  Oldani, Alessandro 1465 ITA1.0010.394015.60 
  Buffoni, Luca 1785 ITA0.001-0.2040-8.00 
 * 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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