Individual Calculations October 2019
 Charles, Freddy  Total change: 42.80  Rating chartPersonal card
 30th NATO Chess Championships Berlin GER 2019-09-16
RcRownchangeKK*chgGame
 1992 1655 3.00 7 2.14 20 42.80 
  Michalski, Daniel 2024 POL0.001-0.1020-2.00 
  Bublys, Vaidotas 1863 LTU1.0010.772015.40 
  Farrell, John 1985 USA1.0010.882017.60 
  Oltean, Gusztav 2053 HUN0.001-0.0820-1.60 
  Steffers, Hendrik 1965 NED1.0010.862017.20 
  Oblak, Nicholas 2048 USA0.001-0.0820-1.60 
  Balmaceda, Enrico 2006 USA0.001-0.1120-2.20 

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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