Individual Calculations July 2009
 Sivara, Poompat  Total change: -13.80  Rating chartPersonal card
 Thailand Open Chess Championship 2009 Pattaya THA 2009-04-01
RcRownchangeKK*chgGame
 2069 1993 1.50 6 -0.92 15 -13.80 
  Sorensen, Torben 2343 MLT0.001-0.1115-1.65 
  Kvisla, Johannes 2228 NOR0.001-0.2115-3.15 
  Zamahari, Abang Draup 1643 MAS1.0010.11151.65 
  Dwivedi, Ashish K. 2160 IND0.001-0.2815-4.20 
  Tominski, Norbert 1881 GER0.501-0.1515-2.25 
  Tuorila, Kai 2157 THA0.001-0.2815-4.20 

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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