Individual Calculations September 2009
 Tayar, Jonathan  Total change: 14.10  Rating chartPersonal card
 37th Annual World Open - Open Section Philadelphia, Pennsylvania USA 2009-06-29
RcRownchangeKK*chgGame
 2258 2334 4.50 9 -0.89 15 -13.35 
  Ehlvest, Jaan g2606 USA0.001-0.1715-2.55 
  Williams, Christopher 2244 USA0.001-0.6215-9.30 
  Reichstein, Boris f2152 USA0.501-0.2415-3.60 
  Tuhrim, Richard J 2022 USA0.501-0.3615-5.40 
  Heinis, Vincent 2193 FRA1.0010.31154.65 
  Homa, Seth 2266 USA0.001-0.5915-8.85 
  Thaler, Michael 2238 USA1.0010.37155.55 
  Dougherty, Michael f2203 CAN1.0010.32154.80 
  Rensch, Daniel M f2400 USA0.5010.09151.35 

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)
 
 2009 Canadian Open Edmonton, Alberta CAN 2009-07-11
RcRownchangeKK*chgGame
 2353 2342 5.00 7 1.67 15 25.05 
  Ni, Hua g2701 CHN0.001-0.1015-1.50 
  Sohal, Tanraj S 1942  * CAN1.0010.08151.20 
  Daswani, Benedict 2043 CAN1.0010.15152.25 
  Mackay, Ian f2307 SCO1.0010.45156.75 
  Perelshteyn, Eugene g2534 USA0.5010.25153.75 
  Samsonkin, Artiom m2403 CAN1.0010.58158.70 
  Zhao, Xue gwg2544 CHN0.5010.26153.90 
 * 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)
 
 2009 Canadian Zonal Ch Guelph, Ontario CAN 2009-08-08
RcRownchangeKK*chgGame
 2256 2342 5.00 8 0.16 15 2.40 
  Hambleton, Aman 2052 CAN0.501-0.3415-5.10 
  Haessel, Dale f2204 CAN1.0010.31154.65 
  Bluvshtein, Mark g2558 CAN0.5010.28154.20 
  Kaminski, Victor 2268 CAN0.501-0.1015-1.50 
  Panjwani, Raja f2350 CAN0.001-0.4915-7.35 
  Martchenko, Alex 2039 CAN1.0010.14152.10 
  Sapozhnikov, Roman 2176 CAN0.501-0.2215-3.30 
  Samsonkin, Artiom m2403 CAN1.0010.58158.70 

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)
 

 

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