Individual Calculations April 2008
 Chan, Peng-Khoon Gerald  Total change: -7.80  Rating chartPersonal card
 26th National Age Group Championships 2008 Open Category Singapore SIN 2007-12-09
 2164 1982 0.00 2 -0.52 15 -7.80 
  Teo, Wei-Xing c2191 SIN0.001-0.2315-3.45 
  Chan, Yi-Ren Daniel c2137 SIN0.001-0.2915-4.35 

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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