Individual Calculations July 2021
 Orellana, Juan  Total change: 18.40  Rating chartPersonal card
 14th Annual Cleveland Open - Major Middleburg Heights, Ohio USA 2021-06-11
RcRownchangeKK*chgGame
 2006 1937 2.50 5 0.46 40 18.40 
  Gilruth, Peter 2093 KEN1.0010.714028.40 
  Jayaraman, Arvind f2124 IND0.5010.24409.60 
  Feliachi, Nabil 2039 USA0.5010.14405.60 
  Fernandez, Nelson 1927 HON0.501-0.0140-0.40 
  Tan, Ralph 1846 USA0.001-0.6240-24.80 

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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