Individual Calculations January 2009
 Er, Si-Hui Vivian  Total change: 24.30  Rating chartPersonal card
 National Junior Squad T4 2008 Singapore SIN 2008-09-20
RcRownchangeKK*chgGame
 1717 1789 4.50 6 0.92 15 13.80 
  Monisha, Raja Jawahar wf1705 SIN1.0010.38155.70 
  Sia, Xin-Jie Selina 1778 SIN0.501-0.0215-0.30 
  Ho, En-Tian Mark 1859 SIN1.0010.60159.00 
  Jung, Young Hoon 1576 KOR1.0010.23153.45 
  Wong, Zeng-Rong 1672 SIN1.0010.34155.10 
  Lim, De-Li Derek 1712 SIN0.001-0.6115-9.15 

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)
 
 27th National Age Group Chess Championships 2009 - Open Singapore SIN 2008-11-19
RcRownchangeKK*chgGame
 1981 1687 1.50 5 0.70 15 10.50 
  Tan, Weiliang 2037 SIN0.001-0.1115-1.65 
  Shen, Chuan-Qi 2037 SIN0.001-0.1115-1.65 
  Chan, Wei-Yi Victoria wf1902 SIN1.0010.771511.55 
  Fernandez, Daniel Howard f2037 SIN0.001-0.1115-1.65 
  Lee, Kah-Jin 1892 SIN0.5010.26153.90 

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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