Individual Calculations February 2022
 Morais, Alain  Total change: -9.20  Rating chartPersonal card
 2021 Charlotte Open - Under 2200 Charlotte, North Carolina USA 2021-12-27
RcRownchangeKK*chgGame
 1818 2002 4.50 7 -0.46 20 -9.20 
  Wang, Kalia 1650 USA1.0010.11202.20 
  Su, Kevin 1908 USA1.0010.37207.40 
  Tay, Brian 1848 USA0.501-0.2120-4.20 
  Wang, Kevin 1989 USA0.501-0.0220-0.40 
  Rajmohan, Vikram 1656 ENG0.001-0.8920-17.80 
  Slate, Kent 1602  * USA1.0010.08201.60 
  Wu, William 2073 USA0.5010.10202.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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