Individual Calculations January 2012
 Aragon Bustamante, Dulce Selena  Total change: -60.90  Rating chartPersonal card
 World Youth Chess Championship - U 18 Girls Caldas Novas/GO BRA 2011-11-18
 1884 1837 1.00 7 -2.03 30 -60.90 
  Martinez, Ayelen 2123 ARG0.001-0.1630-4.80 
  Jardim, Daphne Tofano wc1991 BRA0.001-0.2930-8.70 
  Shyngys Kyzy, Aijarkyn 1751 KGZ0.001-0.6230-18.60 
  Govindasamy, Seshni 1510 RSA1.0010.13303.90 
  Orejuela Chango, Paulina 1936 ECU0.001-0.3630-10.80 
  Vasilescu, Maria 1835 ROU0.001-0.5030-15.00 
  Skrabakova, Katarina 2045 SVK0.001-0.2330-6.90 

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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