Individual Calculations February 2023
 Yoo, Christopher Woojin  Total change: 5.20  Rating chartPersonal card
 14th annual Golden State Open - Major Concord, CA USA 2023-01-13
RcRownchangeKK*chgGame
 2329 2584 4.50 5 0.52 10 5.20 
  Liu, Patrick Peijun 2184  * USA1.0010.08100.80 
  Chambers, Ezra f2245 BDI0.501-0.3810-3.80 
  Li, Eric Yuhan f2362 USA1.0010.22102.20 
  Mitkov, Nikola g2493 MKD1.0010.38103.80 
  Tarjan, James Edward g2360 USA1.0010.22102.20 
 * 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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