Individual Calculations February 2013
 Liu, Bovey  Total change: 29.85  Rating chartPersonal card
 22nd Annual North American Open - U2300 Section Las Vegas, Nevada USA 2012-12-26
RcRownchangeKK*chgGame
 2128 1967 4.00 7 1.99 15 29.85 
  Kis, Lorand Bela 2122 USA1.0010.711510.65 
  Pamatmat, Jarod M 2091 USA1.0010.671510.05 
  Sang, Tian 2196 USA0.001-0.2115-3.15 
  Belliard, Luis 2139 DOM1.0010.731510.95 
  Langer, Michael f2219 USA0.001-0.1915-2.85 
  Feng, Roland 2066 USA0.5010.14152.10 
  Ondangan, Ruben G 2066 USA0.5010.14152.10 

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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