Individual Calculations March 2010
 Marshall, Abby  Total change: 6.15  Rating chartPersonal card
 36th Annual Eastern Open Washington DC USA 2009-12-27
RcRownchangeKK*chgGame
 2164 2176 4.00 7 0.41 15 6.15 
  Macias Murillo, Bryan f2375 ECU0.001-0.2415-3.60 
  Clancy, Daniel J 2116 USA0.001-0.5815-8.70 
  Winter, Curtis A 1905 USA1.0010.17152.55 
  Stancil, Kimani A 2118 USA1.0010.42156.30 
  Hu, Zhi-Ya 2237 USA0.001-0.4215-6.30 
  Swaminathan, Rahul 2106 USA1.0010.40156.00 
  Castaneda, Nelson f2294 USA1.0010.66159.90 

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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