Individual Calculations April 2018
 Bellows, Samuel  Total change: 9.00  Rating chartPersonal card
 Marshall FIDE Mondays January-March 2018 New York, New York USA 2018-01-29
RcRownchangeKK*chgGame
 1771 1867 3.50 5 0.45 20 9.00 
  Hellner, Wesley 1719 USA0.501-0.2020-4.00 
  Ruiz, Emmanuel 1607 USA1.0010.18203.60 
  Resika, Nathan f2178 USA0.001-0.1420-2.80 
  Baalla, Nura 1467  * USA1.0010.08201.60 
  Kopiecki, Edward 1885 USA1.0010.532010.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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