Rapid: Individual Calculations December 2018
 Cattoni, Luca  Total change: -4.80  Rating chartPersonal card
 OP DI AUTUNNO STEZZANO ITA 2018-11-18
RcRownchangeKK*chgGame
 1668 1565 2.50 7 -0.24 20 -4.80 
  Ranfagni, Stefano 1965  * ITA0.001-0.0820-1.60 
  Longo, Giulio 1188 ITA1.0010.09201.80 
  Guerini, Silvia 1917 ITA0.5010.39207.80 
  Gasperi, Fosco 1943 ITA0.001-0.0920-1.80 
  Scarpellini, Felice 1632 ITA1.0010.592011.80 
  Cortinovis, Davide 1451 ITA0.001-0.6620-13.20 
  Maffeis, Fabio 1577 ITA0.001-0.4820-9.60 
 * 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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