Individual Calculations April 2008
 Reduan, Japeri  Total change: 22.75  Rating chartPersonal card
 4th IGB Dato' Arthur Tan Malaysian Open Chess Championship 2007 Kuala Lumpur MAS 2007-08-20
RcRownchangeKK*chgGame
 2101 1831 2.50 9 0.91 25 22.75 
  Shen, Siyuan 2181 CHN0.001-0.1125-2.75 
  Ismail, Ahmad 2149 MAS0.001-0.1325-3.25 
  Abang, Mohd Reduan 2136 MAS0.5010.36259.00 
  Lim, Kian Hwa 2062 MAS0.5010.29257.25 
  Tan, Khai Boon 2138 MAS0.001-0.1425-3.50 
  Jones, Brian f2084 AUS0.5010.31257.75 
  Schon, Eugene 1963 AUS1.0010.682517.00 
  Illingworth, Max 2137 AUS0.001-0.1425-3.50 
  Low, Jun Jian 2057 MAS0.001-0.2125-5.25 

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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