Individual Calculations August 2023
 Welling, Zac  Total change: -59.20  Rating chartPersonal card
 EJCOA National Youth Championships Final U14 Nottingham ENG 2023-07-07
RcRownchangeKK*chgGame
 1352 1661 1.50 3 -1.06 40 -42.40 
  Shiva, Shrishti 1364 ENG0.501-0.3540-14.00 
  Leung, Hao Ran 1432 HKG0.001-0.7940-31.60 
  Wang, Jiakang 1261  * HKG1.0010.08403.20 
 * 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)
 
 2023 British Championship: Under 14 Championship Leicester ENG 2023-07-25
RcRownchangeKK*chgGame
 1581 1661 2.00 4 -0.42 40 -16.80 
  Roul, Tushar 1545 SCO1.0010.344013.60 
  Blades, Kit 1689 ENG0.5010.04401.60 
  Cancedda-Dupuis, Livio 1656 ENG0.001-0.5140-20.40 
  Leung, Hao Ran 1432 HKG0.501-0.2940-11.60 

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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