Individual Calculations September 2015
 Wang, Kevin  Total change: -22.20  Rating chartPersonal card
 2015 North American U20 Open Championships Kitchener CAN 2015-07-26
RcRownchangeKK*chgGame
 2162 2363 5.50 9 -1.12 20 -22.40 
  Song, Ziyuan (sam) 2031 CAN1.0010.12202.40 
  Ghatti, Sanjay 2182 USA0.001-0.7420-14.80 
  Zhong, Joey 1963  * CAN1.0010.08201.60 
  He, Daniel Ming 2174 USA1.0010.25205.00 
  Pamatmat, Jarod M 2111 USA1.0010.19203.80 
  Song, Edward f2290 USA0.501-0.1020-2.00 
  Liang, Awonder f2408 USA0.5010.06201.20 
  Krishnan, Varun 2314 USA0.501-0.0720-1.40 
  Song, Guannan Terry 1988 CAN0.001-0.9120-18.20 
 * 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
 2318 2319 4.00 8 0.01 20 0.20 
  Yang, Darwin m2465 USA0.001-0.3020-6.00 
  Yu, Jennifer R wf2193 USA0.501-0.1720-3.40 
  Ulrich, Rachel J wf2184 USA1.0010.32206.40 
  Cuarta Garcia, Braulio 2129 CUB1.0010.25205.00 
  Ruiz C, Joshua D m2390 COL0.5010.10202.00 
  Shetty, Atulya f2357 USA0.5010.05201.00 
  Bakre, Tejas g2449 IND0.5010.18203.60 
  Sorkin, Igor 2378 ISR0.001-0.4220-8.40 

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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