Individual Calculations March 2023
 Rizzo, Alessandro  Total change: -0.60  Rating chartPersonal card
 CP Sondrio 2023 Rounds 3-4-5-6 Morbegno ITA 2023-02-03
RcRownchangeKK*chgGame
 1550 1691 2.00 3 -0.03 20 -0.60 
  Deghi, Donatello 1714 ITA0.001-0.4720-9.40 
  Migliorini, Renzo 1499 ITA1.0010.25205.00 
  Pola, Fabrizio 1436 ITA1.0010.19203.80 

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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