Individual Calculations July 2012
 Vest, David  Total change: 18.90  Rating chartPersonal card
 2012 South Carolina Open Greenville, South Carolina USA 2012-05-25
RcRownchangeKK*chgGame
 2216 2162 1.50 2 0.63 30 18.90 
  Giannatos, Peter L 2091 USA0.501-0.1030-3.00 
  Kopec, Danny m2340 USA1.0010.733021.90 

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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