Individual Calculations January 2018
 Jacobs, Jon  Total change: -36.60  Rating chartPersonal card
 101st Edward Lasker Memorial MCC Championship New York, New York USA 2017-12-08
RcRownchangeKK*chgGame
 2116 2230 2.50 7 -1.83 20 -36.60 
  Boxer, Matthew 1830  * USA1.0010.08201.60 
  Checa, Nicolas m2474 USA0.001-0.2020-4.00 
  Zhu, Evelyn wm1899 USA0.001-0.8820-17.60 
  Bonin, Jay m2262 USA0.5010.04200.80 
  Olsen, Robert 2017 USA1.0010.23204.60 
  Kudrin, Sergey g2479 USA0.001-0.1920-3.80 
  Yen, William 1852 USA0.001-0.9120-18.20 
 * 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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