Individual Calculations September 2011
 Sandberg, Evan  Total change: 13.95  Rating chartPersonal card
 2011 Mechanics Summer Tournament San Francisco, California USA 2011-05-24
RcRownchangeKK*chgGame
 2045 2123 4.50 6 0.93 15 13.95 
  Ochoa, Jason 1842 USA1.0010.16152.40 
  Wheeler, Cameron 1922 USA1.0010.24153.60 
  Shakhnazarov, Oleg 2143 USA0.5010.03150.45 
  Traub, Igor 2093 USA1.0010.46156.90 
  Rumph, Todd 2163 USA0.001-0.4415-6.60 
  Margulis, Igor 2108 USA1.0010.48157.20 

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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