Individual Calculations January 2010
 Do, Thi Diem Thuy  Total change: -22.00  Rating chartPersonal card
 Vietnam Master Women Chess championship 2009 Ho Chi Minh VIE 2009-12-09
 2050 1920 0.50 4 -0.88 25 -22.00 
  Nguyen, Thi Diem Huong wf1993 VIE0.001-0.4025-10.00 
  Nguyen, Thi Thu Huyen 2131 VIE0.5010.27256.75 
  Huynh, Thi Hong Suong 1830 VIE0.001-0.6225-15.50 
  Nguyen, Thi Mai Hung wf2244 VIE0.001-0.1325-3.25 

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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