Individual Calculations July 2011
 Mateer, Amanda  Total change: -17.70  Rating chartPersonal card
 The New Yorker Open - U2400 Section New York, New York USA 2011-05-27
RcRownchangeKK*chgGame
 2104 2114 4.00 7 0.42 15 6.30 
  Fleischman, Eric J 2110 USA0.501-0.0115-0.15 
  Winter, Curtis A 1928 USA1.0010.26153.90 
  Treger, Yefim 2181 USA0.001-0.4115-6.15 
  Layevskiy, Michael 2044 USA1.0010.40156.00 
  Ryba, Andrew 2154 USA0.5010.06150.90 
  West, James R 2150 USA1.0010.55158.25 
  Resika, Nathan f2162 USA0.001-0.4315-6.45 

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)
 
 2011 National Open - Open Section Las Vegas, Nevada USA 2011-06-10
RcRownchangeKK*chgGame
 2094 2114 1.00 4 -1.11 15 -16.65 
  Kleiman, Jake m2392 USA0.001-0.1715-2.55 
  Brown, Michael W 2128 USA0.001-0.4815-7.20 
  Anderson, Michael 1822 USA0.001-0.8515-12.75 
  Liu, Bingjie 2032 USA1.0010.39155.85 

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)
 
 4th New York International New York, New York USA 2011-06-17
RcRownchangeKK*chgGame
 2161 2114 3.50 9 -0.49 15 -7.35 
  Ariel, Donny f2381 USA0.001-0.1815-2.70 
  Rosenberg, Evan S 2219 USA0.001-0.3615-5.40 
  Barrett, Steve 2212 ENG0.001-0.3715-5.55 
  Treger, Yefim 2181 USA0.5010.09151.35 
  Richman, Jonathan 2066 USA1.0010.43156.45 
  Colas, Joshua 2040 USA0.501-0.1015-1.50 
  Kuderin, Daniyar 2160 KAZ0.5010.06150.90 
  Mandelkern, Jeremy 2059 USA1.0010.42156.30 
  Leve, Nitai D 2131 USA0.001-0.4815-7.20 

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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