Individual Calculations January 2010
 Vo, Dai Hoai Duc  Total change: 4.80  Rating chartPersonal card
 2nd Vietnam Dragon Capital Chess Open 2009 Ho Chi Minh VIE 2009-12-03
 2199 2175 4.00 8 0.32 15 4.80 
  Mas, Hafizulhelmi m2419 MAS0.001-0.2015-3.00 
  Nguyen, Duc Hoa f2357 VIE0.001-0.2615-3.90 
  Wolfaardt, Francois 1802 RSA1.0010.10151.50 
  Hoang, Thi Nhu Y wf2150 VIE1.0010.47157.05 
  Dang, Hoang Son 2040 VIE1.0010.32154.80 
  Pham, Chuong f2371 VIE0.001-0.2515-3.75 
  Tan, Weiliang 2168 SIN1.0010.49157.35 
  Le, Quang Long 2286 VIE0.001-0.3515-5.25 

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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