Individual Calculations July 2015
 Roque Sola, Andrea  Total change: -16.40  Rating chartPersonal card
 North American Youth Chess Festival 2015 U14 Women Toluca, Estado de Mexico MEX 2015-05-27
 1528 1676 3.00 5 -0.41 40 -16.40 
  Naranjo Sandoval, Ofelia 1372 MEX1.0010.14405.60 
  Ramirez Toledo, Ayleen Mar 1502 MEX0.501-0.2340-9.20 
  Salas Estrada, Ana Valeria 1543 MEX0.501-0.1840-7.20 
  Liu, Joanna 1819 USA0.5010.19407.60 
  Tao, Ellen 1403 CAN0.501-0.3340-13.20 

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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