Individual Calculations September 2023
 Ho, Cooper  Total change: -29.20  Rating chartPersonal card
 XXXIII Pan-American Youth Chess Festival - Under 14 Open Chicago, IL USA 2023-08-12
RcRownchangeKK*chgGame
 1877 2039 5.50 9 -0.73 40 -29.20 
  Diaz Bermudez, Pedro Teofilo 1639  * PER1.0010.08403.20 
  Patel, Maahir M 1719 USA1.0010.13405.20 
  Casares Ugueto, Santiago De Jesu 1832 VEN1.0010.23409.20 
  Willy, Stephen c2072 USA0.5010.05402.00 
  Li, Michael 1937 USA1.0010.364014.40 
  Tao, Sihan 2182 USA0.001-0.3140-12.40 
  Joseph, Jonath 1781 CAN0.001-0.8240-32.80 
  Miranda Fernandez, Marcos Manuel 1802 PAR0.501-0.3040-12.00 
  Xia, Ruoxiao 1932 USA0.501-0.1540-6.00 
 * 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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