Individual Calculations February 2015
 Sturt, Raven  Total change: -38.40  Rating chartPersonal card
 24th Annual North American Open Las Vegas, Nevada USA 2014-12-26
RcRownchangeKK*chgGame
 2158 2297 3.50 8 -1.92 20 -38.40 
  Jacobson, Aaron 1969 USA0.001-0.8720-17.40 
  Lin, Dachey 2249 USA0.001-0.5720-11.40 
  Wang, Michael 2112 USA1.0010.26205.20 
  Chow, Colin 2123 USA0.501-0.2320-4.60 
  Kostadinov, Georgi K 2109 CAN1.0010.26205.20 
  Hilby, Craig 2219 USA0.501-0.1120-2.20 
  Colas, Joshua 2220 USA0.501-0.1120-2.20 
  Salakhutdinov, Ildar f2264 RUS0.001-0.5520-11.00 

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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