Individual Calculations November 2012
 Kogen, Jonathan S  Total change: 3.15  Rating chartPersonal card
 21st Annual Midwest Class Championship Wheeling, Illinois USA 2012-10-12
 2204 2165 2.00 4 0.21 15 3.15 
  Santarius, Erik F 2278 USA0.5010.15152.25 
  Cooklev, Steven 2132 USA0.501-0.0515-0.75 
  Keating, Robert F 2119 USA1.0010.44156.60 
  Boor, Carl B f2287 USA0.001-0.3315-4.95 

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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