Individual Calculations September 2011
 Zhao, Parker B  Total change: 13.35  Rating chartPersonal card
 39th Annual World Open - Open Section Philadelphia, Pennsylvania USA 2011-06-28
RcRownchangeKK*chgGame
 2304 2359 2.50 6 -0.93 15 -13.95 
  Ulrich, Thomas M 2098 USA1.0010.18152.70 
  Bluvshtein, Mark g2589 CAN0.001-0.2115-3.15 
  Plotkin, Victor 2245 CAN0.501-0.1615-2.40 
  Coleman, Teddy f2262 USA1.0010.37155.55 
  Hungaski, Robert A m2452 USA0.001-0.3715-5.55 
  Ni, Viktorija wm2178 LAT0.001-0.7415-11.10 

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 Quebec Invitational Montreal, Quebec CAN 2011-07-23
RcRownchangeKK*chgGame
 2374 2382 4.50 9 -0.02 15 -0.30 
  Drolet, Stephane 2025 CAN1.0010.11151.65 
  Sambuev, Bator g2528 CAN0.001-0.3015-4.50 
  Voloaca, Mihnea 2236 CAN1.0010.30154.50 
  Kovalyov, Anton g2612 ARG0.001-0.2115-3.15 
  Caire, Francois 2150 CAN1.0010.21153.15 
  Rozentalis, Eduardas g2571 LTU0.001-0.2515-3.75 
  Kleiman, Jake m2375 USA0.501-0.0115-0.15 
  Jiang, Louie f2348 CAN1.0010.45156.75 
  Le Roux, Jean-Pierre g2517 FRA0.001-0.3215-4.80 

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 Manhattan Open - Open Section New York, New York USA 2011-08-17
RcRownchangeKK*chgGame
 2403 2382 6.00 9 1.84 15 27.60 
  Black Jr, James A 2105 USA1.0010.17152.55 
  Hughes, John Lodge 2049 USA1.0010.12151.80 
  Kekelidze, Mikheil g2452 GEO0.5010.10151.50 
  Fedorowicz, John P g2454 USA0.5010.10151.50 
  Ashley, Maurice A g2465 USA1.0010.61159.15 
  Kacheishvili, Giorgi g2582 GEO1.0010.761511.40 
  Romanenko, Vladimir m2454 BLR0.001-0.4015-6.00 
  Gelashvili, Tamaz g2616 GEO0.001-0.2115-3.15 
  Shahade, Greg m2446 USA1.0010.59158.85 

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)
 

 

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