Individual Calculations September 2011
 Beckman, Thomas J  Total change: -11.55  Rating chartPersonal card
 39th Annual World Open - Open Section Philadelphia, Pennsylvania USA 2011-06-28
RcRownchangeKK*chgGame
 2182 1983 1.00 7 -0.77 15 -11.55 
  Van Kooten, Luke f2341 NED0.001-0.1015-1.50 
  Plotkin, Victor 2245 CAN0.001-0.1815-2.70 
  Heinis, Vincent 2124 FRA0.001-0.3115-4.65 
  Liu, Bingjie 2032 USA1.0010.57158.55 
  Rosen, Eric S 2216 USA0.001-0.2115-3.15 
  Harmon-Vellotti, Luke 2184 USA0.001-0.2415-3.60 
  Sandager, Stephen 2134 USA0.001-0.3015-4.50 

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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