Individual Calculations October 2008
 Widmaier, Marc  Total change: 15.25  Rating chartPersonal card
 Philadelphia International Philadelphia, Pennsylvania USA 2008-06-26
RcRownchangeKK*chgGame
 2191 2062 3.00 7 0.61 25 15.25 
  Burnett, Ronald m2373 USA0.001-0.1425-3.50 
  Hansen, Eric 2240 CAN0.001-0.2725-6.75 
  Jayakumar, Adarsh 1885 IND1.0010.27256.75 
  Cheng, Bindi f2294 CAN0.001-0.2125-5.25 
  Mays, Shelly 2066 USA1.0010.512512.75 
  Castaneda, Nelson f2314 USA0.001-0.1925-4.75 
  Stancil, Kimani A 2162 USA1.0010.642516.00 

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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