Individual Calculations January 2010
 Van Aarde, Lenke  Total change: -2.25  Rating chartPersonal card
 World Youth Chess Championship-u16g Antalya TUR 2009-11-12
 1825 1556 1.00 6 -0.09 25 -2.25 
  Petrova, Irina wf1956  * UKR0.001-0.0825-2.00 
  Bauer, Marie-Christine 1888 AUT0.001-0.1225-3.00 
  Tsarouha, Marianthi 1796 GRE0.001-0.2025-5.00 
  Morgul, Elcin 1753 TUR0.5010.25256.25 
  Gameel, Amal wf1807 YEM0.5010.31257.75 
  Arig, Busra 1747 TUR0.001-0.2525-6.25 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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