Individual Calculations July 2023
 Colonetti, Giacomo  Total change: -9.20  Rating chartPersonal card
 CIS 2023 - Serie Promozione Lombardia Girone 2 Cinisello Balsamo ITA 2023-06-09
RcRownchangeKK*chgGame
 1420 1405 0.50 2 -0.46 20 -9.20 
  Zanolini, Matteo 1507 ITA0.001-0.3620-7.20 
  Nolano, Marco 1332 ITA0.501-0.1020-2.00 

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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