Individual Calculations February 2016
 Messina, Roberta  Total change: -10.80  Rating chartPersonal card
 FE 4 SS Lazio Roma ITA 2016-01-02
RcRownchangeKK*chgGame
 1950 2085 4.00 7 -0.54 20 -10.80 
  Mammoliti, Francesco 1690 ITA1.0010.08201.60 
  Vuelban, Virgilio m2316 PHI0.001-0.2120-4.20 
  Di Martino, Eugenio 1685  * ITA1.0010.08201.60 
  Ferretti, Folco f2191 ITA0.001-0.3620-7.20 
  Bria, Simone 1948 ITA0.001-0.6820-13.60 
  Molinari, Carlo 1852 ITA1.0010.21204.20 
  Marta, Daniele 1965 ITA1.0010.34206.80 
 * 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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