Individual Calculations October 2023
 Bonferroni, Carlo  Total change: -20.80  Rating chartPersonal card
 WE 12 Citta' di Biella - B Biella ITA 2023-09-22
RcRownchangeKK*chgGame
 1578 1585 1.00 4 -1.04 20 -20.80 
  Cali , Simone 1621 ITA1.0010.552011.00 
  Pilo, Sergio 1760 ITA0.001-0.2720-5.40 
  Lavino, Stefano 1519 ITA0.001-0.5920-11.80 
  Coqueraut, Lodewyk 1412 ITA0.001-0.7320-14.60 

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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