Individual Calculations November 2012
 Boor, Carl B  Total change: 8.55  Rating chartPersonal card
 21st Annual Midwest Class Championship Wheeling, Illinois USA 2012-10-12
 2320 2287 2.00 3 0.57 15 8.55 
  Ulrich, Thomas M 2201 USA0.501-0.1215-1.80 
  Kogen, Jonathan S 2165 USA1.0010.33154.95 
  Shulman, Yury g2595 USA0.5010.36155.40 

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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