Individual Calculations February 2013
 Kretchetov, Alexander  Total change: -24.60  Rating chartPersonal card
 22nd Annual North American Open - Open Section Las Vegas, Nevada USA 2012-12-26
RcRownchangeKK*chgGame
 2250 2306 3.00 7 -0.98 15 -14.70 
  Helfst, Matt D 1933 USA1.0010.10151.50 
  Yankovsky, Roman m2474 RUS0.001-0.2815-4.20 
  Viswanadha, Kesav 2130 USA0.501-0.2315-3.45 
  Lenderman, Aleksandr g2619 USA0.001-0.1415-2.10 
  Chen, Shijie 2200 USA1.0010.36155.40 
  Aripov, Iskandar 2165 UZB0.501-0.1915-2.85 
  Griffith, Kyron W 2230 USA0.001-0.6015-9.00 

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)
 
 4th Annual Golden State Open Concord, California USA 2013-01-17
RcRownchangeKK*chgGame
 2186 2295 5.00 9 -0.66 15 -9.90 
  Anderson, Michael Gene 1895  * USA1.0010.08151.20 
  Flores, Mauricio g2488 CHI0.5010.25153.75 
  Naroditsky, Daniel A m2483 USA0.001-0.2615-3.90 
  Chan, Julian M 2122 USA1.0010.27154.05 
  Kaufman, Ray m2345 USA0.001-0.4315-6.45 
  Pupols, Viktors P 2115 USA0.501-0.2415-3.60 
  Seitzer, Phillip 2010 USA0.501-0.3415-5.10 
  Panchanatham, Vignesh 2048 USA1.0010.19152.85 
  Wheeler, Cameron f2165 USA0.501-0.1815-2.70 
 * 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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