Rapid: Individual Calculations April 2021
 Zhang, Aidan  Total change: -12.80  Rating chartPersonal card
 2021 Summit Junior Rapid Mar Auckland NZL 2021-03-07
RcRownchangeKK*chgGame
 1282 1195 0.50 3 -0.64 20 -12.80 
  Po`e-Tofaeono, Grayson 1360 NZL0.001-0.2820-5.60 
  McDonald, Duncan 1249 NZL0.001-0.4220-8.40 
  Yu, Weiyang 1236 NZL0.5010.06201.20 

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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