Individual Calculations February 2023
 Ying, Elizabeth Wenzhen  Total change: -12.00  Rating chartPersonal card
 32nd annual North American Open - U2100 Paradise, Nevada USA 2022-12-26
RcRownchangeKK*chgGame
 1587 1335 0.50 4 -0.30 40 -12.00 
  Tang, Owen 1704 USA0.001-0.1040-4.00 
  Li, Michael 1654 USA0.5010.374014.80 
  Wolfe, Daniel 1473 USA0.001-0.3140-12.40 
  Yang, Andersen 1517 USA0.001-0.2640-10.40 

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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