Individual Calculations September 2011
 Yap, Choow Tun  Total change: 33.60  Rating chartPersonal card
 Brunei National Chess Championship Bandar Seri Begawan BRU 2011-07-01
RcRownchangeKK*chgGame
 2110 1994 2.50 4 1.12 30 33.60 
  Hj, Sulaiman Hj Md Baharuddin 2170 BRU0.5010.23306.90 
  Hj, Azahari Siti Nur Fatimah 2066 BRU0.5010.10303.00 
  Pg, L Wijaya Pg Hj Mohd Limbang 2127 BRU1.0010.683020.40 
  Hj, Azahari Md Aliuddin 2076 BRU0.5010.11303.30 

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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