Individual Calculations May 2011
 Ivanov, Alexander  Total change: 9.30  Rating chartPersonal card
 20th Annual Eastern Class Championships Sturbridge, Massachusetts USA 2011-03-04
RcRownchangeKK*chgGame
 2424 2540 3.50 5 0.26 10 2.60 
  Zenyuk, Iryna cwm2245 USA1.0010.15101.50 
  Hungaski, Robert A m2446 USA1.0010.37103.70 
  Kudrin, Sergey g2551 USA0.001-0.4810-4.80 
  Stopa, Jacek m2453 POL1.0010.38103.80 
  Esserman, Marc R m2425 USA0.501-0.1610-1.60 

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)
 
 2nd Annual Hartford Open Windsor Locks, Connecticut USA 2011-04-08
RcRownchangeKK*chgGame
 2478 2540 2.00 3 0.27 10 2.70 
  Dominguez, Jose m2338 DOM1.0010.24102.40 
  Kudrin, Sergey g2551 USA0.5010.02100.20 
  De Firmian, Nick E g2546 USA0.5010.01100.10 

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 US Championship - Group A St Louis, Missouri USA 2011-04-15
RcRownchangeKK*chgGame
 2584 2540 3.50 7 0.40 10 4.00 
  Kamsky, Gata g2733 USA0.5010.25102.50 
  Stripunsky, Alexander g2578 USA0.5010.05100.50 
  Naroditsky, Daniel m2438 USA1.0010.36103.60 
  Shulman, Yury g2622 USA0.001-0.3910-3.90 
  Ehlvest, Jaan g2586 USA0.5010.06100.60 
  Akobian, Varuzhan g2611 USA1.0010.60106.00 
  Robson, Ray g2522 USA0.001-0.5310-5.30 

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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