Individual Calculations September 2021
 Mohammadi, Sina  Total change: 29.20  Rating chartPersonal card
 26th Annual Pacific Coast Open - Premier Van Nuys, California USA 2021-07-30
RcRownchangeKK*chgGame
 1944 1807 3.50 6 1.46 20 29.20 
  Nathan, Nitish Sg c1823 USA1.0010.522010.40 
  Melikian, Gnel 2038 RUS0.001-0.2120-4.20 
  Wang, Luke 1632 USA1.0010.27205.40 
  Wang, Henry 2143 USA0.5010.38207.60 
  Wu, Derek 2128 USA0.001-0.1320-2.60 
  Zhang, Nathaniel Albion 1900 USA1.0010.632012.60 

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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