Individual Calculations May 2011
 Brock, William H  Total change: 18.15  Rating chartPersonal card
 2nd Annual Philadelphia Open Philadelphia, Pennsylvania USA 2011-04-20
RcRownchangeKK*chgGame
 2103 2006 4.50 9 1.21 15 18.15 
  Finney, Stuart S 2122 USA0.001-0.3415-5.10 
  Leve, Nitai D 2156 USA0.001-0.3015-4.50 
  Tremblay, Rejean 2234 CAN0.001-0.2115-3.15 
  Alvarez, Tirso 1620 USA1.0010.09151.35 
  Gershenov, Ben 2072 USA0.5010.09151.35 
  Klings, Peter 2164 GER0.001-0.2915-4.35 
  Torres, Yelfry 2183 DOM1.0010.731510.95 
  Song, Michael 2062 CAN1.0010.58158.70 
  Rentala, Nagendra 2314 IND1.0010.861512.90 

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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