Individual Calculations January 2012
 Sanal, Suna  Total change: 20.25  Rating chartPersonal card
 World Youth Chess Championship - U 18 Girls Caldas Novas/GO BRA 2011-11-18
 1999 1757 3.00 8 1.35 15 20.25 
  Ainutdinova, Yekaterina wf2067 KAZ1.0010.861512.90 
  Cancio-Bello Ayes, Flavia wf2119 CUB0.001-0.1015-1.50 
  Kantor, Reka 1972 SVK0.5010.27154.05 
  Benedetti, Antonella 2034 ARG0.001-0.1715-2.55 
  Pinargote Carreno, Kassandra 1929 ECU0.001-0.2715-4.05 
  Matute Loja, Belen 1953 ECU1.0010.751511.25 
  , A, Akshaya 2010 IND0.001-0.1915-2.85 
  Lugo Lozano, Luz Adriana 1904 COL0.5010.20153.00 

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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