Individual Calculations May 2023
 Zannella, Valentino  Total change: -4.00  Rating chartPersonal card
 Settimanale 25 Memorial Berruto - A Rounds 4-5-6 Nichelino ITA 2023-03-31
RcRownchangeKK*chgGame
 1864 1784 1.00 3 -0.20 20 -4.00 
  Alaimo, Cristian 2034 ITA0.001-0.1920-3.80 
  Giordana, Diego 1767 ITA1.0010.48209.60 
  Malano, Francesco 1792 ITA0.001-0.4920-9.80 

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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