Individual Calculations February 2014
 Liu, Bovey  Total change: 7.35  Rating chartPersonal card
 23rd Annual North American Open - U2300 Section Las Vegas, Nevada USA 2013-12-26
 2061 1994 3.00 6 0.49 15 7.35 
  Harmon-Vellotti, Carl 1862 USA1.0010.32154.80 
  Sheng, Joshua 2005 USA0.001-0.4815-7.20 
  Kudryavtsev, Vadim 2139 RUS1.0010.691510.35 
  Akopyan, Harutyun f2240 USA0.001-0.1915-2.85 
  Skalnes, Erik A 1883 USA1.0010.35155.25 
  Davidson, Kevin 2236 USA0.001-0.2015-3.00 

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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