Individual Calculations April 2019
 Castellano, Lorenzo  Total change: 1.20  Rating chartPersonal card
 OP 12 Memorial Salvatore Nobile - A Roma ITA 2019-01-10
RcRownchangeKK*chgGame
 1833 1840 2.50 5 0.06 20 1.20 
  Quaglia, Ferdinando 1456 ITA1.0010.09201.80 
  Giorni, Moreno 1957 ITA0.5010.16203.20 
  Macchini, Bruno 1876 ITA1.0010.552011.00 
  D Angerio, Alessandro 1938 ITA0.001-0.3720-7.40 
  Pastore, Cosmas 1938 ITA0.001-0.3720-7.40 

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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