Individual Calculations September 2015
 Preotu, Razvan  Total change: -2.20  Rating chartPersonal card
 2015 North American U20 Open Championships Kitchener CAN 2015-07-26
RcRownchangeKK*chgGame
 2173 2452 3.00 5 -1.13 10 -11.30 
  Chen, Richard c2082 CAN1.0010.10101.00 
  Balakrishnan, Praveen 2226 USA0.001-0.7910-7.90 
  He, Samuel Fei 2083 USA1.0010.10101.00 
  Ghatti, Sanjay 2182 USA1.0010.17101.70 
  Song, Edward f2290 USA0.001-0.7110-7.10 

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)
 
 2015 FIDE Kitchener Masters Kitchener CAN 2015-07-31
RcRownchangeKK*chgGame
 2446 2452 5.50 9 0.91 10 9.10 
  Bareev, Evgeny g2663 RUS0.001-0.2310-2.30 
  Bareev, Evgeny g2663 RUS0.5010.27102.70 
  Cao, Jason f2332 CAN1.0010.34103.40 
  Cao, Jason f2332 CAN0.001-0.6610-6.60 
  Fedorowicz, John P g2428 USA1.0010.47104.70 
  Fedorowicz, John P g2428 USA1.0010.47104.70 
  Song, Michael f2316 CAN0.001-0.6810-6.80 
  Song, Michael f2316 CAN1.0010.32103.20 
  Sambuev, Bator g2532 CAN1.0010.61106.10 

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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