Individual Calculations January 2018
 Zerafa, Patrick  Total change: 4.60  Rating chartPersonal card
 FE 4 dell'Etna Aci Castello ITA 2017-12-07
RcRownchangeKK*chgGame
 1969 1992 4.00 7 0.23 20 4.60 
  Pennica, Andrea 1908 ITA0.501-0.1220-2.40 
  Valastro, Mario 1880 ITA1.0010.35207.00 
  Tricomi, Massimo 1970 ITA0.501-0.0320-0.60 
  Agnello, Giuseppe 1978 ITA0.501-0.0220-0.40 
  Cannella, Carlo 1879 ITA0.501-0.1520-3.00 
  Giuliano, Vincenzo 1899 ITA1.0010.37207.40 
  Santagati, Alessandro f2269 ITA0.001-0.1720-3.40 

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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