Individual Calculations July 2010
 Esserman, Marc R  Total change: -14.40  Rating chartPersonal card
 2010 Calgary International Chess Classic Calgary, Alberta CAN 2010-05-20
RcRownchangeKK*chgGame
 2305 2419 1.50 5 -1.71 10 -17.10 
  Gardner, Robert J 2144 CAN1.0010.17101.70 
  Castellanos, Renier m2465 ESP0.001-0.4410-4.40 
  Hansen, Eric f2410 CAN0.001-0.5110-5.10 
  Piasetski, Leon m2301 CAN0.501-0.1610-1.60 
  Haessel, Dale f2207 CAN0.001-0.7710-7.70 

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)
 
 3rd Ney York International New York, New York USA 2010-06-18
RcRownchangeKK*chgGame
 2383 2419 5.00 9 0.27 10 2.70 
  Katz, Benjamin J 2121 USA1.0010.15101.50 
  Chiang, Michael 2019  * USA1.0010.08100.80 
  De Firmian, Nick E g2549 USA0.001-0.3210-3.20 
  Benjamin, Joel g2565 USA1.0010.70107.00 
  Bindrich, Falko g2539 GER0.5010.16101.60 
  Shabalov, Alexander g2585 USA0.5010.22102.20 
  Ganguly, Surya S g2672 IND0.001-0.1910-1.90 
  Bonin, Jay R m2305 USA0.501-0.1610-1.60 
  Ryba, Andrew 2094 USA0.501-0.3710-3.70 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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