Individual Calculations July 2021
 Demetruk, David E  Total change: 4.80  Rating chartPersonal card
 14th Annual Cleveland Open - Under 2100 Middleburg Heights, Ohio USA 2021-06-11
RcRownchangeKK*chgGame
 1868 1837 1.50 3 0.12 40 4.80 
  Grover, Ashwani Kumar 1772 IND1.0010.414016.40 
  Sanders, Lewis Franklin 1838 USA0.001-0.5040-20.00 
  Randall, Gordon Jamall 1995 USA0.5010.21408.40 

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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