Individual Calculations April 2023
 Zhang, Yuanchen  Total change: 2.00  Rating chartPersonal card
 Ivy League Challenge 2023 Toronto CAN 2023-03-24
RcRownchangeKK*chgGame
 2407 2304 2.00 5 0.10 20 2.00 
  Shen, Christopher f2332 USA1.0010.542010.80 
  Tang, Andrew g2522 USA0.001-0.2220-4.40 
  Li, Yunshan wm2294 CHN0.501-0.0120-0.20 
  Liang, Awonder g2643 USA0.001-0.1220-2.40 
  Jaferian, Koosha c2242 IRI0.501-0.0920-1.80 

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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