Individual Calculations September 2009
 Stripunsky, Alexander  Total change: -3.30  Rating chartPersonal card
 2nd New York International New York, NY USA 2009-06-19
RcRownchangeKK*chgGame
 2426 2556 6.50 9 0.52 10 5.20 
  Markzon, Gregory f2206 USA1.0010.11101.10 
  Sarkar, Justin m2410 USA0.501-0.2010-2.00 
  Kleiman, Jake f2326 USA1.0010.21102.10 
  Esserman, Marc R 2391 USA1.0010.28102.80 
  Shankland, Samuel m2446 USA0.501-0.1510-1.50 
  Barbosa, Oliver A m2426 PHI0.501-0.1810-1.80 
  Arnold, Mark T m2408 USA1.0010.30103.00 
  Kacheishvili, Giorgi g2613 GEO0.5010.08100.80 
  Hracek, Zbyneil g2604 CZE0.5010.07100.70 

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)
 
 37th Annual World Open - Open Section Philadelphia, Pennsylvania USA 2009-06-29
RcRownchangeKK*chgGame
 2405 2556 4.00 7 -0.85 10 -8.50 
  Coleman, Teddy f2289 USA1.0010.18101.80 
  Bonin, Jay m2369 USA0.501-0.2410-2.40 
  Cheng, Bindi f2361 CAN1.0010.25102.50 
  Gareev, Timur g2590 UZB0.001-0.4510-4.50 
  Stopa, Jacek m2471 POL0.501-0.1210-1.20 
  Hansen, Eric f2398 CAN0.501-0.2110-2.10 
  Lee, Michael f2358 USA0.501-0.2610-2.60 

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)
 

 

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