Individual Calculations September 2011
 Traub, Igor  Total change: 6.30  Rating chartPersonal card
 2011 Mechanics Summer Tournament San Francisco, California USA 2011-05-24
RcRownchangeKK*chgGame
 2171 2093 2.00 4 0.42 15 6.30 
  Jones, James 2112 USA1.0010.53157.95 
  Rumph, Todd 2163 USA0.5010.10151.50 
  Sandberg, Evan 2123 USA0.001-0.4615-6.90 
  Zavadsky, Peter 2287 SVK0.5010.25153.75 

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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