Blitz: Individual Calculations August 2015
 Arvizu Rivera, Patricia Sa  Total change: -20.80  Rating chartPersonal card
 NAYCC 2015 U16 Toluca, Estado de Mexico MEX 2015-05-27
RcRownchangeKK*chgGame
 1881 1750 0.00 3 -1.04 20 -20.80 
  Sandoval Mercado, Carlos f2026 MEX0.001-0.1720-3.40 
  Lima Martinez, Alejandro 1995 MEX0.001-0.2020-4.00 
  Garcia Herrera, Enrique Ric c1622 MEX0.001-0.6720-13.40 

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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