Individual Calculations August 2014
 Prasca Sosa, Rafael  Total change: -20.10  Rating chartPersonal card
 42nd Annual World Open - Open Section Arlington, Virginia USA 2014-07-02
RcRownchangeKK*chgGame
 2265 2397 4.00 9 -2.01 10 -20.10 
  Nieto, Manuel Waldo 2076 COL1.0010.13101.30 
  Nyzhnyk, Illia I g2628 UKR0.001-0.2110-2.10 
  Bora, Safal 2244 USA0.501-0.2010-2.00 
  Cooke, Eric N 2154 USA0.501-0.3010-3.00 
  Gulamali, Kazim f2276 USA0.001-0.6610-6.60 
  Wu, Christopher 2251 USA1.0010.30103.00 
  Liang, Awonder f2223 USA0.501-0.2310-2.30 
  Brattain, Mika 2285 USA0.001-0.6510-6.50 
  Song, Michael 2252 CAN0.501-0.1910-1.90 

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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