Individual Calculations February 2014
 Seid, Raymond  Total change: -4.20  Rating chartPersonal card
 23rd Annual North American Open - U2300 Section Las Vegas, Nevada USA 2013-12-26
RcRownchangeKK*chgGame
 2083 1990 2.50 7 -0.14 30 -4.20 
  Korba, Nicky 2023 USA0.5010.05301.50 
  Haessler, Carl 2169 USA0.5010.23306.90 
  Serpik, Ilia 2201 USA0.001-0.2330-6.90 
  Salman, Nachum f2167 USA0.5010.23306.90 
  Iyengar, Udit 2023 USA0.001-0.4530-13.50 
  Kudryavtsev, Vadim 2139 RUS1.0010.703021.00 
  Obili, Abhishek 1861 USA0.001-0.6730-20.10 

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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