Individual Calculations July 2010
 Zenyuk, Iryna  Total change: -40.05  Rating chartPersonal card
 19th Annual Chicago Open Wheeling, Illinois USA 2010-05-27
RcRownchangeKK*chgGame
 2021 2276 4.50 8 -1.92 15 -28.80 
  Cao, Kevin Y 1998 USA0.001-0.8315-12.45 
  Keating, Robert F 2084 USA0.001-0.7515-11.25 
  Vayserberg, Tatiana 2061 USA0.001-0.7715-11.55 
  McVay, Karsten A 1876  * USA1.0010.08151.20 
  Yagiz, Bora 1914 USA1.0010.10151.50 
  Vibbert, Sean 2098 USA0.501-0.2315-3.45 
  Magness, Trevor S 2123 USA1.0010.30154.50 
  Ofek, Ariel 2014 USA1.0010.18152.70 
 * 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)
 
 3rd Ney York International New York, New York USA 2010-06-18
RcRownchangeKK*chgGame
 2310 2276 3.50 9 -0.75 15 -11.25 
  Ehlvest, Jaan g2591 USA0.001-0.1415-2.10 
  Kats, Alena 2041 USA1.0010.21153.15 
  Ganguly, Surya S g2672 IND0.001-0.0815-1.20 
  Zaderman, Vitaly 2168 USA0.501-0.1515-2.25 
  Wang, Kevin 2169 USA1.0010.35155.25 
  Neimer, Vitaly m2397 ISR0.5010.16152.40 
  Bercys, Salvijus m2427 USA0.5010.20153.00 
  Ryba, Andrew 2094 USA0.001-0.7415-11.10 
  Treger, Yefim 2230 USA0.001-0.5615-8.40 

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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