Individual Calculations December 2019
 Chen, Ryo Wenyu  Total change: 13.20  Rating chartPersonal card
 2019 Houston Open - Jean Troendle Memorial Houston, Texas USA 2019-11-22
 1949 1965 3.00 5 0.33 40 13.20 
  Mc Cooey, David I 1675 USA1.0010.16406.40 
  Reshef, Omer m2365  * ISR0.001-0.0840-3.20 
  Nguyen, Anh Nhu wc1776 USA1.0010.254010.00 
  Zhang, Andrew H 1565  * USA1.0010.08403.20 
  Nakar, Eylon m2365  * ISR0.001-0.0840-3.20 
 * 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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