Individual Calculations August 2012
 Ebrahim-Shirazi , Behrooz  Total change: -14.85  Rating chartPersonal card
 9th Annual Philadelphia International Philadelphia, Pennsylvania USA 2012-06-29
RcRownchangeKK*chgGame
 2100 2070 3.50 8 -0.27 30 -8.10 
  Garcia, Gildardo g2414 COL0.001-0.1230-3.60 
  Wettasinha, Vasanta 1827 SRI0.501-0.3030-9.00 
  Bodek, Michael H f2324 USA0.001-0.1930-5.70 
  Helfst, Matt D 1930 USA0.001-0.6930-20.70 
  Pryor, Jamieson 1855 USA1.0010.23306.90 
  Liang, Awonder f1890 USA1.0010.26307.80 
  Aaron, Deepak 2263 USA0.5010.25307.50 
  Vazquez, Raul f2298 PUR0.5010.29308.70 

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)
 
NOTE: K factor changed
 2012 Calgary Summer Open Calgary, Alberta CAN 2012-07-21
RcRownchangeKK*chgGame
 2078 2041 0.00 1 -0.45 15 -6.75 
  Rekhson, Vladislav 2078 CAN0.001-0.4515-6.75 

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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