Individual Calculations January 2022
 Walder, Michael  Total change: 18.80  Rating chartPersonal card
 2021 Berkeley Chess Club Championship Berkeley, California USA 2021-10-29
RcRownchangeKK*chgGame
 1836 1968 6.00 8 0.94 20 18.80 
  Soltani, Mohammad 1568  * USA1.0010.08201.60 
  Ziebart, Jj 1568  * USA1.0010.08201.60 
  Winslow, Elliott m2158 USA0.5010.25205.00 
  Yan, Ruiyang wc2149 USA0.5010.24204.80 
  Shrauger, Alex Hay 1793 USA1.0010.27205.40 
  Ge, Anthony 2134 USA0.5010.22204.40 
  Rigel, Marlon 1568  * USA1.0010.08201.60 
  Lardent, Ranen A 1747 USA0.501-0.2820-5.60 
 * 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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