Individual Calculations September 2015
 Yu, Jennifer R  Total change: 36.40  Rating chartPersonal card
 2015 North American U20 Female Championships Kitchener CAN 2015-07-26
RcRownchangeKK*chgGame
 1921 2072 6.50 9 0.40 40 16.00 
  Dong, Alice 1841 USA1.0010.21408.40 
  Ding, Kimberly wf1920 USA1.0010.304012.00 
  Bykovtsev, Agata wf2034 USA0.501-0.0540-2.00 
  Li, Yilin 1853 CAN1.0010.22408.80 
  Wang, Annie wm2065 USA0.501-0.0140-0.40 
  Zhou, Qiyu wm2126 CAN0.5010.08403.20 
  Feng, Maggie wc2037 USA0.501-0.0540-2.00 
  Giblon, Rebecca 1739 CAN0.501-0.3840-15.20 
  Nguyen, Duy Thien An wc1672  * CAN1.0010.08403.20 
 * 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)
 
 4th Annual Washington International - Section A Rockville, Maryland USA 2015-08-08
RcRownchangeKK*chgGame
 2277 2193 4.00 9 0.51 40 20.40 
  Sorkin, Igor 2378 ISR0.001-0.2640-10.40 
  Wang, Kevin f2319 USA0.5010.17406.80 
  Zhang, Yuanchen f2314 CAN0.001-0.3440-13.60 
  Pressman, Leif f2276 USA0.5010.11404.40 
  Ulrich, Rachel J wf2184 USA0.501-0.0140-0.40 
  Karma, Pandya 2256 IND0.5010.09403.60 
  Gorti, Akshita fwf2315 USA1.0010.674026.80 
  Kaufman, Larry C g2320 USA0.5010.17406.80 
  Cuarta Garcia, Braulio 2129 CUB0.501-0.0940-3.60 

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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