Individual Calculations July 2008
 Arpijuntarangkoon, Jaradpong  Total change: 8.25  Rating chartPersonal card
 8th Bangkok Chess Club Open Bangkok THA 2008-04-01
RcRownchangeKK*chgGame
 2130 2000 2.00 5 0.33 25 8.25 
  Lim, Hoon-Cheng f2229 SIN1.0010.792519.75 
  Kojima, Shinya 2225 JPN0.001-0.2225-5.50 
  Corke, Anya wg2250 HKG0.001-0.1925-4.75 
  Tuomala, Timo 2209 FIN0.001-0.2325-5.75 
  Draup, Hj. Abang Azman 1736 MAS1.0010.18254.50 

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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