Individual Calculations January 2010
 Ton, That Nhu Tung  Total change: 6.75  Rating chartPersonal card
 2nd Vietnam Dragon Capital Chess Open 2009 Ho Chi Minh VIE 2009-12-03
RcRownchangeKK*chgGame
 2349 2272 4.50 8 1.35 15 20.25 
  Nguyen, Huynh Minh Huy m2475 VIE0.5010.26153.90 
  Tu, Hoang Thai m2380 VIE0.5010.15152.25 
  Lim, Yee-Weng m2336 MAS0.5010.09151.35 
  Duong, The Anh m2426 VIE0.5010.21153.15 
  Pham, Chuong f2371 VIE0.001-0.3615-5.40 
  Nguyen, Minh Tuan 2082 VIE1.0010.25153.75 
  Nguyen, Duc Hoa f2357 VIE1.0010.62159.30 
  Nguyen, Hoang Nam c2368 VIE0.5010.13151.95 

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)
 
 Vietnam Master Men Chess championship 2009 Ho Chi Minh VIE 2009-12-09
RcRownchangeKK*chgGame
 2232 2272 3.50 8 -0.90 15 -13.50 
  Duong, The Anh m2426 VIE0.001-0.2915-4.35 
  Nguyen, Sy Hung 2051 VIE1.0010.22153.30 
  Nguyen, Hoang Nam c2368 VIE0.5010.13151.95 
  Tu, Hoang Thong g2509 VIE0.5010.30154.50 
  Tran, Quoc Dung 2198 VIE0.001-0.6015-9.00 
  Huynh, Lam Binh Nguyen c2027 VIE0.501-0.3015-4.50 
  Dang, The Nam 2098 VIE0.501-0.2315-3.45 
  Pham, Xuan Dat 2180 VIE0.501-0.1315-1.95 

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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